128388634

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{37171}}^1$

素因数の和:37341

約数の個数: 16

約数和(自身を含む): 211434336

約数和(自身を除く): 83045702

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 37171, 74342, 408881, 817762, 5835847, 11671694, 64194317, 128388634]

約数ペア:

[(1, 128388634), (2, 64194317), (11, 11671694), (22, 5835847), (157, 817762), (314, 408881), (1727, 74342), (3454, 37171)]