638768801

素因数分解:

${\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{233}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 714561120

約数和(自身を除く): 75792319

約数列:

[1, 11, 121, 139, 163, 233, 1529, 1793, 2563, 16819, 19723, 22657, 28193, 32387, 37979, 249227, 356257, 417769, 2741497, 3918827, 4595459, 5279081, 58069891, 638768801]

約数ペア:

[(1, 638768801), (11, 58069891), (121, 5279081), (139, 4595459), (163, 3918827), (233, 2741497), (1529, 417769), (1793, 356257), (2563, 249227), (16819, 37979), (19723, 32387), (22657, 28193)]