Q: What is the sum of all factors of the number 213,087 excluding 213,087?
A: 118,433
The factors of the number 213,087 are: 1, 3, 7, 21, 73, 139, 219, 417, 511, 973, 1533, 2919, 10147, 30441, 71029, 213087.
If you add them up, you will get the total of 213,205. Now subtract 213,087 to get 118,433