31213110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1997}}^1$

素因数の和:2528

約数の個数: 32

約数和(自身を含む): 75092832

約数和(自身を除く): 43879722

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 521, 1042, 1563, 1997, 2605, 3126, 3994, 5210, 5991, 7815, 9985, 11982, 15630, 19970, 29955, 59910, 1040437, 2080874, 3121311, 5202185, 6242622, 10404370, 15606555, 31213110]

約数ペア:

[(1, 31213110), (2, 15606555), (3, 10404370), (5, 6242622), (6, 5202185), (10, 3121311), (15, 2080874), (30, 1040437), (521, 59910), (1042, 29955), (1563, 19970), (1997, 15630), (2605, 11982), (3126, 9985), (3994, 7815), (5210, 5991)]