Q: What is the sum of all factors of the number 404,985 excluding 404,985?
A: 415,815
The factors of the number 404,985 are: 1, 3, 5, 7, 15, 19, 21, 29, 35, 49, 57, 87, 95, 105, 133, 145, 147, 203, 245, 285, 399, 435, 551, 609, 665, 735, 931, 1015, 1421, 1653, 1995, 2755, 2793, 3045, 3857, 4263, 4655, 7105, 8265, 11571, 13965, 19285, 21315, 26999, 57855, 80997, 134995, 404985.
If you add them up, you will get the total of 405,400. Now subtract 404,985 to get 415,815