389780345

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1\times {\mathrm{2971}}^1$

素因数の和:4376

約数の個数: 16

約数和(自身を含む): 492876480

約数和(自身を除く): 103096135

約数列:

[1, 5, 19, 95, 1381, 2971, 6905, 14855, 26239, 56449, 131195, 282245, 4102951, 20514755, 77956069, 389780345]

約数ペア:

[(1, 389780345), (5, 77956069), (19, 20514755), (95, 4102951), (1381, 282245), (2971, 131195), (6905, 56449), (14855, 26239)]