81012956

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{7309}}^1$

素因数の和:7493

約数の個数: 24

約数和(自身を含む): 151053840

約数和(自身を除く): 70040884

約数列:

[1, 2, 4, 17, 34, 68, 163, 326, 652, 2771, 5542, 7309, 11084, 14618, 29236, 124253, 248506, 497012, 1191367, 2382734, 4765468, 20253239, 40506478, 81012956]

約数ペア:

[(1, 81012956), (2, 40506478), (4, 20253239), (17, 4765468), (34, 2382734), (68, 1191367), (163, 497012), (326, 248506), (652, 124253), (2771, 29236), (5542, 14618), (7309, 11084)]