Q: What is the sum of all factors of the number 81,945 excluding 81,945?
A: 63,975
The factors of the number 81,945 are: 1, 3, 5, 9, 15, 27, 45, 135, 607, 1821, 3035, 5463, 9105, 16389, 27315, 81945.
If you add them up, you will get the total of 82,008. Now subtract 81,945 to get 63,975