Q: What is the sum of all factors of the number 153,512,421 excluding 153,512,421?
A: 53,949,339
The factors of the number 153,512,421 are: 1, 3, 113, 241, 339, 723, 1879, 5637, 27233, 81699, 212327, 452839, 636981, 1358517, 51170807, 153512421.
If you add them up, you will get the total of 153,512,474. Now subtract 153,512,421 to get 53,949,339