64277905

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{6361}}^1$

素因数の和:6456

約数の個数: 16

約数和(自身を含む): 80619264

約数和(自身を除く): 16341359

約数列:

[1, 5, 43, 47, 215, 235, 2021, 6361, 10105, 31805, 273523, 298967, 1367615, 1494835, 12855581, 64277905]

約数ペア:

[(1, 64277905), (5, 12855581), (43, 1494835), (47, 1367615), (215, 298967), (235, 273523), (2021, 31805), (6361, 10105)]