208786039

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{17957}}^1$

素因数の和:18126

約数の個数: 16

約数和(自身を含む): 262043136

約数和(自身を除く): 53257097

約数列:

[1, 7, 11, 77, 151, 1057, 1661, 11627, 17957, 125699, 197527, 1382689, 2711507, 18980549, 29826577, 208786039]

約数ペア:

[(1, 208786039), (7, 29826577), (11, 18980549), (77, 2711507), (151, 1382689), (1057, 197527), (1661, 125699), (11627, 17957)]