Q: What is the sum of all factors of the number 421,120,427 excluding 421,120,427?
A: 128,414,293
The factors of the number 421,120,427 are: 1, 7, 13, 19, 91, 133, 151, 247, 1057, 1613, 1729, 1963, 2869, 11291, 13741, 20083, 20969, 30647, 37297, 146783, 214529, 243563, 261079, 398411, 1704941, 2788877, 3166319, 4627697, 22164233, 32393879, 60160061, 421120427.
If you add them up, you will get the total of 421,120,555. Now subtract 421,120,427 to get 128,414,293