2856408009

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1494719}}^1$

素因数の和:1494749

約数の個数: 24

約数和(自身を含む): 4771146240

約数和(自身を除く): 1914738231

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 1494719, 4484157, 10463033, 19431347, 31389099, 58294041, 73241231, 136019429, 219723693, 408058287, 952136003, 2856408009]

約数ペア:

[(1, 2856408009), (3, 952136003), (7, 408058287), (13, 219723693), (21, 136019429), (39, 73241231), (49, 58294041), (91, 31389099), (147, 19431347), (273, 10463033), (637, 4484157), (1911, 1494719)]