Q: What is the sum of all factors of the number 261,515,421 excluding 261,515,421?
A: 116,992,579
The factors of the number 261,515,421 are: 1, 3, 9, 499, 1497, 4491, 58231, 174693, 524079, 29057269, 87171807, 261515421.
If you add them up, you will get the total of 261,515,537. Now subtract 261,515,421 to get 116,992,579