401023316

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{87407}}^1$

素因数の和:87479

約数の個数: 24

約数和(自身を含む): 744016896

約数和(自身を除く): 342993580

約数列:

[1, 2, 4, 31, 37, 62, 74, 124, 148, 1147, 2294, 4588, 87407, 174814, 349628, 2709617, 3234059, 5419234, 6468118, 10838468, 12936236, 100255829, 200511658, 401023316]

約数ペア:

[(1, 401023316), (2, 200511658), (4, 100255829), (31, 12936236), (37, 10838468), (62, 6468118), (74, 5419234), (124, 3234059), (148, 2709617), (1147, 349628), (2294, 174814), (4588, 87407)]