1905359721

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{997}}^1\times {\mathrm{27697}}^1$

素因数の和:28720

約数の個数: 16

約数和(自身を含む): 2653689984

約数和(自身を除く): 748330263

約数列:

[1, 3, 23, 69, 997, 2991, 22931, 27697, 68793, 83091, 637031, 1911093, 27613909, 82841727, 635119907, 1905359721]

約数ペア:

[(1, 1905359721), (3, 635119907), (23, 82841727), (69, 27613909), (997, 1911093), (2991, 637031), (22931, 83091), (27697, 68793)]