51489867

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6317}}^1$

素因数の和:6363

約数の個数: 32

約数和(自身を含む): 84913920

約数和(自身を除く): 33424053

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 2717, 6317, 8151, 18951, 69487, 82121, 120023, 208461, 246363, 360069, 903331, 1320253, 1560299, 2709993, 3960759, 4680897, 17163289, 51489867]

約数ペア:

[(1, 51489867), (3, 17163289), (11, 4680897), (13, 3960759), (19, 2709993), (33, 1560299), (39, 1320253), (57, 903331), (143, 360069), (209, 246363), (247, 208461), (429, 120023), (627, 82121), (741, 69487), (2717, 18951), (6317, 8151)]