391612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 783216

約数和(自身を除く): 391604

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 443, 884, 886, 1772, 5759, 7531, 11518, 15062, 23036, 30124, 97903, 195806, 391612]

約数ペア:

[(1, 391612), (2, 195806), (4, 97903), (13, 30124), (17, 23036), (26, 15062), (34, 11518), (52, 7531), (68, 5759), (221, 1772), (442, 886), (443, 884)]