Q: What is the sum of all factors of the number 216,804 excluding 216,804?

A: 387,996

Why is 387,996 the sum of all factors of 216,804, excluding 216,804?

The factors of the number 216,804 are: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 89, 116, 174, 178, 203, 267, 348, 356, 406, 534, 609, 623, 812, 1068, 1218, 1246, 1869, 2436, 2492, 2581, 3738, 5162, 7476, 7743, 10324, 15486, 18067, 30972, 36134, 54201, 72268, 108402, 216804.

If you add them up, you will get the total of 217,191. Now subtract 216,804 to get 387,996