Q: What is the sum of all factors of the number 261,612,513 excluding 261,612,513?
A: 127,726,983
The factors of the number 261,612,513 are: 1, 3, 9, 41, 123, 181, 369, 543, 1629, 3917, 7421, 11751, 22263, 35253, 66789, 160597, 481791, 708977, 1445373, 2126931, 6380793, 29068057, 87204171, 261612513.
If you add them up, you will get the total of 261,612,640. Now subtract 261,612,513 to get 127,726,983