Q: What is the sum of all factors of the number 4,161,123 excluding 4,161,123?
A: 2,156,877
The factors of the number 4,161,123 are: 1, 3, 9, 29, 87, 107, 149, 261, 321, 447, 963, 1341, 3103, 4321, 9309, 12963, 15943, 27927, 38889, 47829, 143487, 462347, 1387041, 4161123.
If you add them up, you will get the total of 4,161,125. Now subtract 4,161,123 to get 2,156,877