Q: What is the sum of all factors of the number 1,243,257 excluding 1,243,257?
A: 434,727
The factors of the number 1,243,257 are: 1, 3, 83, 249, 4993, 14979, 414419, 1243257.
If you add them up, you will get the total of 1,243,691. Now subtract 1,243,257 to get 434,727