400738696479

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1103863}}^1$

素因数の和:1104092

約数の個数: 48

約数和(自身を含む): 668146801920

約数和(自身を除く): 267408105441

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 193, 209, 579, 627, 1737, 1881, 2123, 3667, 6369, 11001, 19107, 33003, 40337, 121011, 363033, 1103863, 3311589, 9934767, 12142493, 20973397, 36427479, 62920191, 109282437, 188760573, 213045559, 230707367, 639136677, 692122101, 1917410031, 2076366303, 2343501149, 4047865621, 7030503447, 12143596863, 21091510341, 36430790589, 44526521831, 133579565493, 400738696479]

約数ペア:

[(1, 400738696479), (3, 133579565493), (9, 44526521831), (11, 36430790589), (19, 21091510341), (33, 12143596863), (57, 7030503447), (99, 4047865621), (171, 2343501149), (193, 2076366303), (209, 1917410031), (579, 692122101), (627, 639136677), (1737, 230707367), (1881, 213045559), (2123, 188760573), (3667, 109282437), (6369, 62920191), (11001, 36427479), (19107, 20973397), (33003, 12142493), (40337, 9934767), (121011, 3311589), (363033, 1103863)]