389640238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{881539}}^1$

素因数の和:881571

約数の個数: 16

約数和(自身を含む): 666444240

約数和(自身を除く): 276804002

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 881539, 1763078, 11460007, 14986163, 22920014, 29972326, 194820119, 389640238]

約数ペア:

[(1, 389640238), (2, 194820119), (13, 29972326), (17, 22920014), (26, 14986163), (34, 11460007), (221, 1763078), (442, 881539)]