Q: What is the sum of all factors of the number 399,312 excluding 399,312?
A: 761,328
The factors of the number 399,312 are: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 47, 48, 59, 72, 94, 118, 141, 144, 177, 188, 236, 282, 354, 376, 423, 472, 531, 564, 708, 752, 846, 944, 1062, 1128, 1416, 1692, 2124, 2256, 2773, 2832, 3384, 4248, 5546, 6768, 8319, 8496, 11092, 16638, 22184, 24957, 33276, 44368, 49914, 66552, 99828, 133104, 199656, 399312.
If you add them up, you will get the total of 400,073. Now subtract 399,312 to get 761,328