Q: What is the sum of all factors of the number 131,721 excluding 131,721?
A: 54,087
The factors of the number 131,721 are: 1, 3, 23, 69, 83, 249, 529, 1587, 1909, 5727, 43907, 131721.
If you add them up, you will get the total of 131,775. Now subtract 131,721 to get 54,087