64164987

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3251}}^1$

素因数の和:3320

約数の個数: 32

約数和(自身を含む): 103023360

約数和(自身を除く): 38858373

約数列:

[1, 3, 9, 17, 27, 43, 51, 129, 153, 387, 459, 731, 1161, 2193, 3251, 6579, 9753, 19737, 29259, 55267, 87777, 139793, 165801, 419379, 497403, 1258137, 1492209, 2376481, 3774411, 7129443, 21388329, 64164987]

約数ペア:

[(1, 64164987), (3, 21388329), (9, 7129443), (17, 3774411), (27, 2376481), (43, 1492209), (51, 1258137), (129, 497403), (153, 419379), (387, 165801), (459, 139793), (731, 87777), (1161, 55267), (2193, 29259), (3251, 19737), (6579, 9753)]