289221291

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{3203}}^1$

素因数の和:3415

約数の個数: 24

約数和(自身を含む): 426516480

約数和(自身を除く): 137295189

約数列:

[1, 3, 9, 79, 127, 237, 381, 711, 1143, 3203, 9609, 10033, 28827, 30099, 90297, 253037, 406781, 759111, 1220343, 2277333, 3661029, 32135699, 96407097, 289221291]

約数ペア:

[(1, 289221291), (3, 96407097), (9, 32135699), (79, 3661029), (127, 2277333), (237, 1220343), (381, 759111), (711, 406781), (1143, 253037), (3203, 90297), (9609, 30099), (10033, 28827)]