Q: What is the sum of all factors of the number 261,377,409 excluding 261,377,409?
A: 87,125,807
The factors of the number 261,377,409 are: 1, 3, 87125803, 261377409.
If you add them up, you will get the total of 261,377,496. Now subtract 261,377,409 to get 87,125,807