128388001

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{7057}}^1$

素因数の和:7200

約数の個数: 16

約数和(自身を含む): 154485504

約数和(自身を除く): 26097503

約数列:

[1, 7, 23, 113, 161, 791, 2599, 7057, 18193, 49399, 162311, 797441, 1136177, 5582087, 18341143, 128388001]

約数ペア:

[(1, 128388001), (7, 18341143), (23, 5582087), (113, 1136177), (161, 797441), (791, 162311), (2599, 49399), (7057, 18193)]