Q: What is the sum of all factors of the number 7,155 excluding 7,155?
A: 5,805
The factors of the number 7,155 are: 1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 477, 795, 1431, 2385, 7155.
If you add them up, you will get the total of 7,160. Now subtract 7,155 to get 5,805