Q: What is the sum of all factors of the number 81,663 excluding 81,663?
A: 28,545
The factors of the number 81,663 are: 1, 3, 163, 167, 489, 501, 27221, 81663.
If you add them up, you will get the total of 81,691. Now subtract 81,663 to get 28,545