Q: What is the sum of all factors of the number 72,171 excluding 72,171?
A: 45,921
The factors of the number 72,171 are: 1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 729, 891, 2187, 2673, 6561, 8019, 24057, 72171.
If you add them up, you will get the total of 72,216. Now subtract 72,171 to get 45,921