Q: What is the sum of all factors of the number 10,087 excluding 10,087?
A: 2,585
The factors of the number 10,087 are: 1, 7, 11, 77, 131, 917, 1441, 10087.
If you add them up, you will get the total of 10,089. Now subtract 10,087 to get 2,585