Q: What is the sum of all factors of the number 864,420,063 excluding 864,420,063?

A: 506,976,033

Why is 506,976,033 the sum of all factors of 864,420,063, excluding 864,420,063?

The factors of the number 864,420,063 are: 1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 5083, 15249, 56687, 170061, 736931, 963679, 1303801, 2210793, 2891037, 3911403, 12527827, 16949413, 22164617, 37583481, 50848239, 66493851, 288140021, 864420063.

If you add them up, you will get the total of 864,420,569. Now subtract 864,420,063 to get 506,976,033