64005123

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{33493}}^1$

素因数の和:33523

約数の個数: 24

約数和(自身を含む): 106912848

約数和(自身を除く): 42907725

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 33493, 100479, 234451, 435409, 703353, 1306227, 1641157, 3047863, 4923471, 9143589, 21335041, 64005123]

約数ペア:

[(1, 64005123), (3, 21335041), (7, 9143589), (13, 4923471), (21, 3047863), (39, 1641157), (49, 1306227), (91, 703353), (147, 435409), (273, 234451), (637, 100479), (1911, 33493)]