218540389

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{2213}}^1$

素因数の和:2424

約数の個数: 16

約数和(自身を含む): 239271408

約数和(自身を除く): 20731019

約数列:

[1, 17, 37, 157, 629, 2213, 2669, 5809, 37621, 81881, 98753, 347441, 1391977, 5906497, 12855317, 218540389]

約数ペア:

[(1, 218540389), (17, 12855317), (37, 5906497), (157, 1391977), (629, 347441), (2213, 98753), (2669, 81881), (5809, 37621)]