30409353

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19993}}^1$

素因数の和:20025

約数の個数: 18

約数和(自身を含む): 47565726

約数和(自身を除く): 17156373

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 19993, 59979, 179937, 259909, 779727, 2339181, 3378817, 10136451, 30409353]

約数ペア:

[(1, 30409353), (3, 10136451), (9, 3378817), (13, 2339181), (39, 779727), (117, 259909), (169, 179937), (507, 59979), (1521, 19993)]