Q: What is the sum of all factors of the number 423,333,339 excluding 423,333,339?

A: 243,828,261

Why is 243,828,261 the sum of all factors of 423,333,339, excluding 423,333,339?

The factors of the number 423,333,339 are: 1, 3, 11, 13, 33, 39, 143, 169, 429, 507, 1859, 2197, 5577, 5839, 6591, 17517, 24167, 64229, 72501, 75907, 192687, 227721, 834977, 986791, 2504931, 2960373, 10854701, 12828283, 32564103, 38484849, 141111113, 423333339.

If you add them up, you will get the total of 423,333,582. Now subtract 423,333,339 to get 243,828,261