Q: What is the sum of all factors of the number 90,315 excluding 90,315?
A: 72,309
The factors of the number 90,315 are: 1, 3, 5, 9, 15, 27, 45, 81, 135, 223, 405, 669, 1115, 2007, 3345, 6021, 10035, 18063, 30105, 90315.
If you add them up, you will get the total of 90,387. Now subtract 90,315 to get 72,309