Q: What is the sum of all factors of the number 1,515,423 excluding 1,515,423?
A: 1,071,465
The factors of the number 1,515,423 are: 1, 3, 7, 13, 21, 39, 49, 61, 91, 147, 169, 183, 273, 427, 507, 637, 793, 1183, 1281, 1911, 2379, 2989, 3549, 5551, 8281, 8967, 10309, 16653, 24843, 30927, 38857, 72163, 116571, 216489, 505141, 1515423.
If you add them up, you will get the total of 1,515,424. Now subtract 1,515,423 to get 1,071,465