66857221

素因数分解:

${\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:396

約数の個数: 16

約数和(自身を含む): 70139520

約数和(自身を除く): 3282299

約数列:

[1, 53, 71, 109, 163, 3763, 5777, 7739, 8639, 11573, 17767, 410167, 613369, 941651, 1261457, 66857221]

約数ペア:

[(1, 66857221), (53, 1261457), (71, 941651), (109, 613369), (163, 410167), (3763, 17767), (5777, 11573), (7739, 8639)]