71392509

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{14449}}^1$

素因数の和:14522

約数の個数: 20

約数和(自身を含む): 108403900

約数和(自身を除く): 37011391

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 14449, 43347, 130041, 390123, 881389, 1170369, 2644167, 7932501, 23797503, 71392509]

約数ペア:

[(1, 71392509), (3, 23797503), (9, 7932501), (27, 2644167), (61, 1170369), (81, 881389), (183, 390123), (549, 130041), (1647, 43347), (4941, 14449)]