64140993

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{23677}}^1$

素因数の和:23733

約数の個数: 24

約数和(自身を含む): 108350528

約数和(自身を除く): 44209535

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 23677, 71031, 165739, 213093, 497217, 1018111, 1491651, 3054333, 7126777, 9162999, 21380331, 64140993]

約数ペア:

[(1, 64140993), (3, 21380331), (7, 9162999), (9, 7126777), (21, 3054333), (43, 1491651), (63, 1018111), (129, 497217), (301, 213093), (387, 165739), (903, 71031), (2709, 23677)]