207016615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{479}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 274982400

約数和(自身を除く): 67965785

約数列:

[1, 5, 13, 61, 65, 109, 305, 479, 545, 793, 1417, 2395, 3965, 6227, 6649, 7085, 29219, 31135, 33245, 52211, 86437, 146095, 261055, 379847, 432185, 678743, 1899235, 3184871, 3393715, 15924355, 41403323, 207016615]

約数ペア:

[(1, 207016615), (5, 41403323), (13, 15924355), (61, 3393715), (65, 3184871), (109, 1899235), (305, 678743), (479, 432185), (545, 379847), (793, 261055), (1417, 146095), (2395, 86437), (3965, 52211), (6227, 33245), (6649, 31135), (7085, 29219)]