51191355

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^2\times {\mathrm{677}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 83198736

約数和(自身を除く): 32007381

約数列:

[1, 3, 5, 15, 71, 213, 355, 677, 1065, 2031, 3385, 5041, 10155, 15123, 25205, 48067, 75615, 144201, 240335, 721005, 3412757, 10238271, 17063785, 51191355]

約数ペア:

[(1, 51191355), (3, 17063785), (5, 10238271), (15, 3412757), (71, 721005), (213, 240335), (355, 144201), (677, 75615), (1065, 48067), (2031, 25205), (3385, 15123), (5041, 10155)]