12553359

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6569}}^1$

素因数の和:6599

約数の個数: 24

約数和(自身を含む): 20971440

約数和(自身を除く): 8418081

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 6569, 19707, 45983, 85397, 137949, 256191, 321881, 597779, 965643, 1793337, 4184453, 12553359]

約数ペア:

[(1, 12553359), (3, 4184453), (7, 1793337), (13, 965643), (21, 597779), (39, 321881), (49, 256191), (91, 137949), (147, 85397), (273, 45983), (637, 19707), (1911, 6569)]