Q: What is the sum of all factors of the number 250,474,665 excluding 250,474,665?

A: 209,899,095

Why is 209,899,095 the sum of all factors of 250,474,665, excluding 250,474,665?

The factors of the number 250,474,665 are: 1, 3, 5, 7, 15, 21, 35, 105, 197, 591, 985, 1379, 2955, 4137, 6895, 12109, 20685, 36327, 60545, 84763, 181635, 254289, 423815, 1271445, 2385473, 7156419, 11927365, 16698311, 35782095, 50094933, 83491555, 250474665.

If you add them up, you will get the total of 250,474,874. Now subtract 250,474,665 to get 209,899,095