72643275

素因数分解:

$3^2\times 5^2\times {\mathrm{322859}}^1$

素因数の和:322875

約数の個数: 18

約数和(自身を含む): 130112580

約数和(自身を除く): 57469305

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 322859, 968577, 1614295, 2905731, 4842885, 8071475, 14528655, 24214425, 72643275]

約数ペア:

[(1, 72643275), (3, 24214425), (5, 14528655), (9, 8071475), (15, 4842885), (25, 2905731), (45, 1614295), (75, 968577), (225, 322859)]