Q: What is the sum of all factors of the number 678,213 excluding 678,213?
A: 338,075
The factors of the number 678,213 are: 1, 3, 9, 27, 81, 243, 2791, 8373, 25119, 75357, 226071, 678213.
If you add them up, you will get the total of 678,551. Now subtract 678,213 to get 338,075