Q: What is the sum of all factors of the number 284,921 excluding 284,921?
A: 80,647
The factors of the number 284,921 are: 1, 7, 13, 31, 91, 101, 217, 403, 707, 1313, 2821, 3131, 9191, 21917, 40703, 284921.
If you add them up, you will get the total of 285,001. Now subtract 284,921 to get 80,647