Q: What is the sum of all factors of the number 135,171 excluding 135,171?
A: 68,877
The factors of the number 135,171 are: 1, 3, 9, 23, 69, 207, 653, 1959, 5877, 15019, 45057, 135171.
If you add them up, you will get the total of 135,239. Now subtract 135,171 to get 68,877