Q: What is the sum of all factors of the number 945,405 including 945,405?

Why is 1,728,000 the sum of all factors of 945,405, including 945,405?

The factors of the number 945,405 are: 1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 149, 235, 423, 447, 705, 745, 1269, 1341, 2115, 2235, 4023, 6345, 6705, 7003, 20115, 21009, 35015, 63027, 105045, 189081, 315135, 945405.

If you add them up, you will get the total of 1,728,000.

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