Q: What is the sum of all factors of the number 1,200,213 excluding 1,200,213?
A: 781,195
The factors of the number 1,200,213 are: 1, 3, 7, 9, 21, 63, 19051, 57153, 133357, 171459, 400071, 1200213.
If you add them up, you will get the total of 1,200,994. Now subtract 1,200,213 to get 781,195