Q: What is the sum of all factors of the number 81,641 excluding 81,641?
A: 13,399
The factors of the number 81,641 are: 1, 7, 107, 109, 749, 763, 11663, 81641.
If you add them up, you will get the total of 81,654. Now subtract 81,641 to get 13,399