Q: What is the sum of all factors of the number 81,879 excluding 81,879?
A: 45,345
The factors of the number 81,879 are: 1, 3, 7, 21, 49, 147, 557, 1671, 3899, 11697, 27293, 81879.
If you add them up, you will get the total of 81,924. Now subtract 81,879 to get 45,345