Q: What is the sum of all factors of the number 151,512,255 excluding 151,512,255?

A: 123,585,345

Why is 123,585,345 the sum of all factors of 151,512,255, excluding 151,512,255?

The factors of the number 151,512,255 are: 1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 6345, 23879, 71637, 119395, 214911, 358185, 644733, 1074555, 1122313, 3223665, 3366939, 5611565, 10100817, 16834695, 30302451, 50504085, 151512255.

If you add them up, you will get the total of 151,512,378. Now subtract 151,512,255 to get 123,585,345