64996865

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{17783}}^1$

素因数の和:17848

約数の個数: 16

約数和(自身を含む): 84509568

約数和(自身を除く): 19512703

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 17783, 88915, 302311, 764669, 1511555, 3823345, 12999373, 64996865]

約数ペア:

[(1, 64996865), (5, 12999373), (17, 3823345), (43, 1511555), (85, 764669), (215, 302311), (731, 88915), (3655, 17783)]