Q: What is the sum of all factors of the number 657,413,421 excluding 657,413,421?
A: 344,359,443
The factors of the number 657,413,421 are: 1, 3, 7, 21, 31305401, 93916203, 219137807, 657413421.
If you add them up, you will get the total of 657,413,765. Now subtract 657,413,421 to get 344,359,443