28574919

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1571}}^1$

素因数の和:1667

約数の個数: 24

約数和(自身を含む): 43160832

約数和(自身を除く): 14585913

約数列:

[1, 3, 9, 43, 47, 129, 141, 387, 423, 1571, 2021, 4713, 6063, 14139, 18189, 67553, 73837, 202659, 221511, 607977, 664533, 3174991, 9524973, 28574919]

約数ペア:

[(1, 28574919), (3, 9524973), (9, 3174991), (43, 664533), (47, 607977), (129, 221511), (141, 202659), (387, 73837), (423, 67553), (1571, 18189), (2021, 14139), (4713, 6063)]