Q: What is the sum of all factors of the number 1,213,578 excluding 1,213,578?
A: 1,415,880
The factors of the number 1,213,578 are: 1, 2, 3, 6, 9, 18, 67421, 134842, 202263, 404526, 606789, 1213578.
If you add them up, you will get the total of 1,213,579. Now subtract 1,213,578 to get 1,415,880