Q: What is the sum of all factors of the number 257,931 excluding 257,931?
A: 135,189
The factors of the number 257,931 are: 1, 3, 9, 27, 41, 123, 233, 369, 699, 1107, 2097, 6291, 9553, 28659, 85977, 257931.
If you add them up, you will get the total of 258,066. Now subtract 257,931 to get 135,189