Q: What is the sum of all factors of the number 1,245,143 excluding 1,245,143?
A: 6,457
The factors of the number 1,245,143 are: 1, 199, 6257, 1245143.
If you add them up, you will get the total of 1,245,149. Now subtract 1,245,143 to get 6,457