Q: What is the sum of all factors of the number 213,678,557 excluding 213,678,557?
A: 634,399
The factors of the number 213,678,557 are: 1, 337, 634061, 213678557.
If you add them up, you will get the total of 213,679,191. Now subtract 213,678,557 to get 634,399