7^32-1
=(7^16-1)(7^16+1)
=(7^8-1)(7^8+1)(7^16+1)
=(7^4-1)(7^4+1)(7^8+1)(7^16+1)
=(7^2-1)(7^2+1)(7^4+1)(7^8+1)(7^16+1)
=48*(7^2+1)(7^4+1)(7^8+1)(7^16+1)
这个数是48
大概吧.m(_ _)m
7^32-1
=(7^16-1)(7^16+1)
=(7^8-1)(7^8+1)(7^16+1)
=(7^4-1)(7^4+1)(7^8+1)(7^16+1)
=(7^2-1)(7^2+1)(7^4+1)(7^8+1)(7^16+1)
=48*(7^2+1)(7^4+1)(7^8+1)(7^16+1)
这个数是48
大概吧.m(_ _)m