87398577

素因数分解:

$3^2\times 7^1\times {\mathrm{701}}^1\times {\mathrm{1979}}^1$

素因数の和:2693

約数の個数: 24

約数和(自身を含む): 144555840

約数和(自身を除く): 57157263

約数列:

[1, 3, 7, 9, 21, 63, 701, 1979, 2103, 4907, 5937, 6309, 13853, 14721, 17811, 41559, 44163, 124677, 1387279, 4161837, 9710953, 12485511, 29132859, 87398577]

約数ペア:

[(1, 87398577), (3, 29132859), (7, 12485511), (9, 9710953), (21, 4161837), (63, 1387279), (701, 124677), (1979, 44163), (2103, 41559), (4907, 17811), (5937, 14721), (6309, 13853)]