128026407

素因数分解:

$3^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1\times {\mathrm{691}}^1$

素因数の和:1254

約数の個数: 16

約数和(自身を含む): 172501760

約数和(自身を除く): 44475353

約数列:

[1, 3, 151, 409, 453, 691, 1227, 2073, 61759, 104341, 185277, 282619, 313023, 847857, 42675469, 128026407]

約数ペア:

[(1, 128026407), (3, 42675469), (151, 847857), (409, 313023), (453, 282619), (691, 185277), (1227, 104341), (2073, 61759)]