81688674

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{1621}}^1$

素因数の和:1890

約数の個数: 32

約数和(自身を含む): 168636096

約数和(自身を除く): 86947422

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 227, 454, 681, 1362, 1621, 3242, 4863, 8399, 9726, 16798, 25197, 50394, 59977, 119954, 179931, 359862, 367967, 735934, 1103901, 2207802, 13614779, 27229558, 40844337, 81688674]

約数ペア:

[(1, 81688674), (2, 40844337), (3, 27229558), (6, 13614779), (37, 2207802), (74, 1103901), (111, 735934), (222, 367967), (227, 359862), (454, 179931), (681, 119954), (1362, 59977), (1621, 50394), (3242, 25197), (4863, 16798), (8399, 9726)]