Improving livelihood and increasing in welfare and life quality of people always have been some of the most important concerns among politicians in each country. Therefore, addressing economy and trying to reach maximum growth play essential role on having sustainable growth. One of the determinant factors in the economic growth is attraction of direct foreign investments, successfully. Direct foreign investment not only leads to capital and modern technology in absorbent country but also it causes increasing in production capacities particularly in export products. Therefore, it helps host country in context of communicating with international economy through development of export markets and research and development (R & D). In this paper, we present an empirical study to find important factors influencing foreign direct investment based on factor analysis. The study designs and distributes a questionnaire consist of 30 questions among some experts. The proposed study uses Skewness analysis to reduce the factors into 22 items and reports 5 important factors including Economic, Feasibility, Infrastructure, Incentive and Resource.