Q: What is the sum of all factors of the number 27,855 excluding 27,855?
A: 20,505
The factors of the number 27,855 are: 1, 3, 5, 9, 15, 45, 619, 1857, 3095, 5571, 9285, 27855.
If you add them up, you will get the total of 27,875. Now subtract 27,855 to get 20,505