407740437

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1231}}^1$

素因数の和:1418

約数の個数: 48

約数和(自身を含む): 672672000

約数和(自身を除く): 264931563

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 149, 171, 247, 447, 741, 1231, 1341, 1937, 2223, 2831, 3693, 5811, 8493, 11079, 16003, 17433, 23389, 25479, 36803, 48009, 70167, 110409, 144027, 183419, 210501, 304057, 331227, 550257, 912171, 1650771, 2384447, 2736513, 3484961, 7153341, 10454883, 21460023, 31364649, 45304493, 135913479, 407740437]

約数ペア:

[(1, 407740437), (3, 135913479), (9, 45304493), (13, 31364649), (19, 21460023), (39, 10454883), (57, 7153341), (117, 3484961), (149, 2736513), (171, 2384447), (247, 1650771), (447, 912171), (741, 550257), (1231, 331227), (1341, 304057), (1937, 210501), (2223, 183419), (2831, 144027), (3693, 110409), (5811, 70167), (8493, 48009), (11079, 36803), (16003, 25479), (17433, 23389)]