4728321

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:750

約数の個数: 32

約数和(自身を含む): 7952000

約数和(自身を除く): 3223679

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 709, 741, 2127, 2223, 6381, 6669, 9217, 13471, 19143, 27651, 40413, 82953, 121239, 175123, 248859, 363717, 525369, 1576107, 4728321]

約数ペア:

[(1, 4728321), (3, 1576107), (9, 525369), (13, 363717), (19, 248859), (27, 175123), (39, 121239), (57, 82953), (117, 40413), (171, 27651), (247, 19143), (351, 13471), (513, 9217), (709, 6669), (741, 6381), (2127, 2223)]