Q: What is the sum of all factors of the number 40,215 excluding 40,215?
A: 33,513
The factors of the number 40,215 are: 1, 3, 5, 7, 15, 21, 35, 105, 383, 1149, 1915, 2681, 5745, 8043, 13405, 40215.
If you add them up, you will get the total of 40,248. Now subtract 40,215 to get 33,513