2005403939

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{13147}}^1$

素因数の和:13455

約数の個数: 24

約数和(自身を含む): 2554077888

約数和(自身を除く): 548673949

約数列:

[1, 7, 11, 49, 77, 283, 539, 1981, 3113, 13147, 13867, 21791, 92029, 144617, 152537, 644203, 1012319, 3720601, 7086233, 26044207, 40926611, 182309449, 286486277, 2005403939]

約数ペア:

[(1, 2005403939), (7, 286486277), (11, 182309449), (49, 40926611), (77, 26044207), (283, 7086233), (539, 3720601), (1981, 1012319), (3113, 644203), (13147, 152537), (13867, 144617), (21791, 92029)]