برای مشاهده این لینک/عکس می بایست عضو شوید ! برای عضویت اینجا کلیک کنید Oh . What a great topic , Mr.Amir Hosein thank U for creating this topic .

Its honor to send reply for this topic

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For my first reply in this topic :

Dear "Hooshi" : I think Proper Factor means : A correct or suitable agent
In the Name Of God
Hi To all
would you invited me in this argue
I'm so glad to meet this topic in this forum
i Reseraching for hooshi and became result proper factor into math
i understand proper factor mean of in the math :

For example, the numbers that divide evenly into 12 include:
1, 2, 3, 4, 6, and 12. They are all factors of 12 but only
2, 3, 4, and 6 are proper factors.