Q: What is the sum of all factors of the number 216,987 excluding 216,987?
A: 74,853
The factors of the number 216,987 are: 1, 3, 151, 453, 479, 1437, 72329, 216987.
If you add them up, you will get the total of 217,061. Now subtract 216,987 to get 74,853