Q: What is the sum of all factors of the number 216,740,721 excluding 216,740,721?
A: 75,494,319
The factors of the number 216,740,721 are: 1, 3, 89, 267, 811763, 2435289, 72246907, 216740721.
If you add them up, you will get the total of 216,740,796. Now subtract 216,740,721 to get 75,494,319