Q: What is the sum of all factors of the number 6,891,399 excluding 6,891,399?
A: 3,490,401
The factors of the number 6,891,399 are: 1, 3, 9, 27, 81, 149, 447, 571, 1341, 1713, 4023, 5139, 12069, 15417, 46251, 85079, 255237, 765711, 2297133, 6891399.
If you add them up, you will get the total of 6,891,402. Now subtract 6,891,399 to get 3,490,401