81379322

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1\times {\mathrm{1049}}^1$

素因数の和:1621

約数の個数: 16

約数和(自身を含む): 123984000

約数和(自身を除く): 42604678

約数列:

[1, 2, 79, 158, 491, 982, 1049, 2098, 38789, 77578, 82871, 165742, 515059, 1030118, 40689661, 81379322]

約数ペア:

[(1, 81379322), (2, 40689661), (79, 1030118), (158, 515059), (491, 165742), (982, 82871), (1049, 77578), (2098, 38789)]