Q: What is the sum of all factors of the number 426,213 including 426,213?
A: 673,920
The factors of the number 426,213 are: 1, 3, 9, 23, 29, 69, 71, 87, 207, 213, 261, 639, 667, 1633, 2001, 2059, 4899, 6003, 6177, 14697, 18531, 47357, 142071, 426213.
If you add them up, you will get the total of 673,920.