2021749331

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 2383603200

約数和(自身を除く): 361853869

約数列:

[1, 7, 109, 113, 131, 179, 763, 791, 917, 1253, 12317, 14279, 14803, 19511, 20227, 23449, 86219, 99953, 103621, 136577, 141589, 164143, 1613527, 2204743, 2555941, 2649737, 11294689, 15433201, 17891587, 18548159, 288821333, 2021749331]

約数ペア:

[(1, 2021749331), (7, 288821333), (109, 18548159), (113, 17891587), (131, 15433201), (179, 11294689), (763, 2649737), (791, 2555941), (917, 2204743), (1253, 1613527), (12317, 164143), (14279, 141589), (14803, 136577), (19511, 103621), (20227, 99953), (23449, 86219)]