Q: What is the sum of all factors of the number 257,400,222 excluding 257,400,222?

A: 280,899,426

Why is 280,899,426 the sum of all factors of 257,400,222, excluding 257,400,222?

The factors of the number 257,400,222 are: 1, 2, 3, 6, 23, 46, 69, 138, 563, 1126, 1689, 3313, 3378, 6626, 9939, 12949, 19878, 25898, 38847, 76199, 77694, 152398, 228597, 457194, 1865219, 3730438, 5595657, 11191314, 42900037, 85800074, 128700111, 257400222.

If you add them up, you will get the total of 257,400,502. Now subtract 257,400,222 to get 280,899,426