31010187

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 46964736

約数和(自身を除く): 15954549

約数列:

[1, 3, 13, 23, 39, 69, 181, 191, 299, 543, 573, 897, 2353, 2483, 4163, 4393, 7059, 7449, 12489, 13179, 34571, 54119, 57109, 103713, 162357, 171327, 449423, 795133, 1348269, 2385399, 10336729, 31010187]

約数ペア:

[(1, 31010187), (3, 10336729), (13, 2385399), (23, 1348269), (39, 795133), (69, 449423), (181, 171327), (191, 162357), (299, 103713), (543, 57109), (573, 54119), (897, 34571), (2353, 13179), (2483, 12489), (4163, 7449), (4393, 7059)]