31581468

素因数分解:

$2^2\times 3^3\times {\mathrm{191}}^1\times {\mathrm{1531}}^1$

素因数の和:1735

約数の個数: 48

約数和(自身を含む): 82360320

約数和(自身を除く): 50778852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 191, 382, 573, 764, 1146, 1531, 1719, 2292, 3062, 3438, 4593, 5157, 6124, 6876, 9186, 10314, 13779, 18372, 20628, 27558, 41337, 55116, 82674, 165348, 292421, 584842, 877263, 1169684, 1754526, 2631789, 3509052, 5263578, 7895367, 10527156, 15790734, 31581468]

約数ペア:

[(1, 31581468), (2, 15790734), (3, 10527156), (4, 7895367), (6, 5263578), (9, 3509052), (12, 2631789), (18, 1754526), (27, 1169684), (36, 877263), (54, 584842), (108, 292421), (191, 165348), (382, 82674), (573, 55116), (764, 41337), (1146, 27558), (1531, 20628), (1719, 18372), (2292, 13779), (3062, 10314), (3438, 9186), (4593, 6876), (5157, 6124)]