13857825

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{4297}}^1$

素因数の和:4353

約数の個数: 24

約数和(自身を含む): 23449888

約数和(自身を除く): 9592063

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 4297, 12891, 21485, 64455, 107425, 184771, 322275, 554313, 923855, 2771565, 4619275, 13857825]

約数ペア:

[(1, 13857825), (3, 4619275), (5, 2771565), (15, 923855), (25, 554313), (43, 322275), (75, 184771), (129, 107425), (215, 64455), (645, 21485), (1075, 12891), (3225, 4297)]