491548023

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{661}}^1\times {\mathrm{1559}}^1$

素因数の和:2279

約数の個数: 24

約数和(自身を含む): 724969440

約数和(自身を除く): 233421417

約数列:

[1, 3, 9, 53, 159, 477, 661, 1559, 1983, 4677, 5949, 14031, 35033, 82627, 105099, 247881, 315297, 743643, 1030499, 3091497, 9274491, 54616447, 163849341, 491548023]

約数ペア:

[(1, 491548023), (3, 163849341), (9, 54616447), (53, 9274491), (159, 3091497), (477, 1030499), (661, 743643), (1559, 315297), (1983, 247881), (4677, 105099), (5949, 82627), (14031, 35033)]