396453889

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{137993}}^1$

素因数の和:138036

約数の個数: 12

約数和(自身を含む): 454552236

約数和(自身を除く): 58098347

約数列:

[1, 13, 17, 169, 221, 2873, 137993, 1793909, 2345881, 23320817, 30496453, 396453889]

約数ペア:

[(1, 396453889), (13, 30496453), (17, 23320817), (169, 2345881), (221, 1793909), (2873, 137993)]