25211043

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1031}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 45077760

約数和(自身を除く): 19866717

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 143, 171, 209, 247, 429, 627, 741, 1031, 1287, 1881, 2223, 2717, 3093, 8151, 9279, 11341, 13403, 19589, 24453, 34023, 40209, 58767, 102069, 120627, 147433, 176301, 215479, 254657, 442299, 646437, 763971, 1326897, 1939311, 2291913, 2801227, 8403681, 25211043]

約数ペア:

[(1, 25211043), (3, 8403681), (9, 2801227), (11, 2291913), (13, 1939311), (19, 1326897), (33, 763971), (39, 646437), (57, 442299), (99, 254657), (117, 215479), (143, 176301), (171, 147433), (209, 120627), (247, 102069), (429, 58767), (627, 40209), (741, 34023), (1031, 24453), (1287, 19589), (1881, 13403), (2223, 11341), (2717, 9279), (3093, 8151)]