Q: What is the sum of all factors of the number 31,031 excluding 31,031?
A: 11,977
The factors of the number 31,031 are: 1, 7, 11, 13, 31, 77, 91, 143, 217, 341, 403, 1001, 2387, 2821, 4433, 31031.
If you add them up, you will get the total of 31,042. Now subtract 31,031 to get 11,977