64405701

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1021}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 95871776

約数和(自身を除く): 31466075

約数列:

[1, 3, 9, 43, 129, 163, 387, 489, 1021, 1467, 3063, 7009, 9189, 21027, 43903, 63081, 131709, 166423, 395127, 499269, 1497807, 7156189, 21468567, 64405701]

約数ペア:

[(1, 64405701), (3, 21468567), (9, 7156189), (43, 1497807), (129, 499269), (163, 395127), (387, 166423), (489, 131709), (1021, 63081), (1467, 43903), (3063, 21027), (7009, 9189)]