Q: What is the sum of all factors of the number 666,521,531 excluding 666,521,531?
A: 82,479,589
The factors of the number 666,521,531 are: 1, 13, 23, 299, 2229169, 28979197, 51270887, 666521531.
If you add them up, you will get the total of 666,521,613. Now subtract 666,521,531 to get 82,479,589