268045171719

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{709}}^1\times {\mathrm{73999}}^1$

素因数の和:74855

約数の個数: 32

約数和(自身を含む): 388375680000

約数和(自身を除く): 120330508281

約数列:

[1, 3, 13, 39, 131, 393, 709, 1703, 2127, 5109, 9217, 27651, 73999, 92879, 221997, 278637, 961987, 1207427, 2885961, 3622281, 9693869, 29081607, 52465291, 126020297, 157395873, 378060891, 682048783, 2046146349, 6872953121, 20618859363, 89348390573, 268045171719]

約数ペア:

[(1, 268045171719), (3, 89348390573), (13, 20618859363), (39, 6872953121), (131, 2046146349), (393, 682048783), (709, 378060891), (1703, 157395873), (2127, 126020297), (5109, 52465291), (9217, 29081607), (27651, 9693869), (73999, 3622281), (92879, 2885961), (221997, 1207427), (278637, 961987)]