208076583

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 349719552

約数和(自身を除く): 141642969

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 103, 143, 187, 221, 277, 309, 429, 561, 663, 831, 1133, 1339, 1751, 2431, 3047, 3399, 3601, 4017, 4709, 5253, 7293, 9141, 10803, 14127, 14729, 19261, 22763, 28531, 39611, 44187, 51799, 57783, 61217, 68289, 85593, 118833, 155397, 183651, 250393, 313841, 370903, 485027, 673387, 751179, 941523, 1112709, 1455081, 2020161, 4079933, 5335297, 6305351, 12239799, 16005891, 18916053, 69358861, 208076583]

約数ペア:

[(1, 208076583), (3, 69358861), (11, 18916053), (13, 16005891), (17, 12239799), (33, 6305351), (39, 5335297), (51, 4079933), (103, 2020161), (143, 1455081), (187, 1112709), (221, 941523), (277, 751179), (309, 673387), (429, 485027), (561, 370903), (663, 313841), (831, 250393), (1133, 183651), (1339, 155397), (1751, 118833), (2431, 85593), (3047, 68289), (3399, 61217), (3601, 57783), (4017, 51799), (4709, 44187), (5253, 39611), (7293, 28531), (9141, 22763), (10803, 19261), (14127, 14729)]