Q: What is the sum of all factors of the number 13,131,721 excluding 13,131,721?
A: 9,723
The factors of the number 13,131,721 are: 1, 1621, 8101, 13131721.
If you add them up, you will get the total of 13,131,730. Now subtract 13,131,721 to get 9,723