81258573

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^3\times {\mathrm{359}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 125107200

約数和(自身を除く): 43848627

約数列:

[1, 3, 11, 19, 33, 57, 209, 359, 361, 627, 1077, 1083, 3949, 3971, 6821, 6859, 11847, 11913, 20463, 20577, 75031, 75449, 129599, 225093, 226347, 388797, 1425589, 2462381, 4276767, 7387143, 27086191, 81258573]

約数ペア:

[(1, 81258573), (3, 27086191), (11, 7387143), (19, 4276767), (33, 2462381), (57, 1425589), (209, 388797), (359, 226347), (361, 225093), (627, 129599), (1077, 75449), (1083, 75031), (3949, 20577), (3971, 20463), (6821, 11913), (6859, 11847)]