7920627

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 12768000

約数和(自身を除く): 4847373

約数列:

[1, 3, 11, 13, 33, 37, 39, 111, 143, 407, 429, 481, 499, 1221, 1443, 1497, 5291, 5489, 6487, 15873, 16467, 18463, 19461, 55389, 71357, 203093, 214071, 240019, 609279, 720057, 2640209, 7920627]

約数ペア:

[(1, 7920627), (3, 2640209), (11, 720057), (13, 609279), (33, 240019), (37, 214071), (39, 203093), (111, 71357), (143, 55389), (407, 19461), (429, 18463), (481, 16467), (499, 15873), (1221, 6487), (1443, 5489), (1497, 5291)]