Q: What is the sum of all factors of the number 406,419 excluding 406,419?
A: 212,493
The factors of the number 406,419 are: 1, 3, 13, 17, 39, 51, 221, 613, 663, 1839, 7969, 10421, 23907, 31263, 135473, 406419.
If you add them up, you will get the total of 406,631. Now subtract 406,419 to get 212,493