66143945

素因数分解:

$5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{22769}}^1$

素因数の和:22864

約数の個数: 16

約数和(自身を含む): 91808640

約数和(自身を除く): 25664695

約数列:

[1, 5, 7, 35, 83, 415, 581, 2905, 22769, 113845, 159383, 796915, 1889827, 9449135, 13228789, 66143945]

約数ペア:

[(1, 66143945), (5, 13228789), (7, 9449135), (35, 1889827), (83, 796915), (415, 159383), (581, 113845), (2905, 22769)]