Q: What is the sum of all factors of the number 678,266 excluding 678,266?
A: 399,034
The factors of the number 678,266 are: 1, 2, 17, 34, 19949, 39898, 339133, 678266.
If you add them up, you will get the total of 678,665. Now subtract 678,266 to get 399,034