Q: What is the sum of all factors of the number 978,378 excluding 978,378?
A: 978,390
The factors of the number 978,378 are: 1, 2, 3, 6, 163063, 326126, 489189, 978378.
If you add them up, you will get the total of 979,356. Now subtract 978,378 to get 978,390