389871304921

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{17811289}}^1$

素因数の和:17811408

約数の個数: 16

約数和(自身を含む): 461668636800

約数和(自身を除く): 71797331879

約数列:

[1, 7, 53, 59, 371, 413, 3127, 21889, 17811289, 124679023, 943998317, 1050866051, 6607988219, 7356062357, 55695900703, 389871304921]

約数ペア:

[(1, 389871304921), (7, 55695900703), (53, 7356062357), (59, 6607988219), (371, 1050866051), (413, 943998317), (3127, 124679023), (21889, 17811289)]