72814905

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{18181}}^1$

素因数の和:18281

約数の個数: 24

約数和(自身を含む): 127637640

約数和(自身を除く): 54822735

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 18181, 54543, 90905, 163629, 272715, 818145, 1618109, 4854327, 8090545, 14562981, 24271635, 72814905]

約数ペア:

[(1, 72814905), (3, 24271635), (5, 14562981), (9, 8090545), (15, 4854327), (45, 1618109), (89, 818145), (267, 272715), (445, 163629), (801, 90905), (1335, 54543), (4005, 18181)]