Q: What is the sum of all factors of the number 1,221,512 excluding 1,221,512?
A: 1,091,848
The factors of the number 1,221,512 are: 1, 2, 4, 8, 107, 214, 428, 856, 1427, 2854, 5708, 11416, 152689, 305378, 610756, 1221512.
If you add them up, you will get the total of 1,221,513. Now subtract 1,221,512 to get 1,091,848