Q: What is the sum of all factors of the number 133,520,535 excluding 133,520,535?

A: 105,263,145

Why is 105,263,145 the sum of all factors of 133,520,535, excluding 133,520,535?

The factors of the number 133,520,535 are: 1, 3, 5, 9, 15, 27, 45, 135, 173, 519, 865, 1557, 2595, 4671, 5717, 7785, 17151, 23355, 28585, 51453, 85755, 154359, 257265, 771795, 989041, 2967123, 4945205, 8901369, 14835615, 26704107, 44506845, 133520535.

If you add them up, you will get the total of 133,520,640. Now subtract 133,520,535 to get 105,263,145