1557221233

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{128473}}^1$

素因数の和:128544

約数の個数: 16

約数和(自身を含む): 1776024576

約数和(自身を除く): 218803343

約数列:

[1, 17, 23, 31, 391, 527, 713, 12121, 128473, 2184041, 2954879, 3982663, 50232943, 67705271, 91601249, 1557221233]

約数ペア:

[(1, 1557221233), (17, 91601249), (23, 67705271), (31, 50232943), (391, 3982663), (527, 2954879), (713, 2184041), (12121, 128473)]