Q: What is the sum of all factors of the number 86,724 excluding 86,724?

A: 161,916

Why is 161,916 the sum of all factors of 86,724, excluding 86,724?

The factors of the number 86,724 are: 1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 73, 99, 108, 132, 146, 198, 219, 292, 297, 396, 438, 594, 657, 803, 876, 1188, 1314, 1606, 1971, 2409, 2628, 3212, 3942, 4818, 7227, 7884, 9636, 14454, 21681, 28908, 43362, 86724.

If you add them up, you will get the total of 86,885. Now subtract 86,724 to get 161,916