Q: What is the sum of all factors of the number 90,391 excluding 90,391?
A: 16,009
The factors of the number 90,391 are: 1, 7, 37, 259, 349, 2443, 12913, 90391.
If you add them up, you will get the total of 90,407. Now subtract 90,391 to get 16,009