13516581

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:118

約数の個数: 64

約数和(自身を含む): 22982400

約数和(自身を除く): 9465819

約数列:

[1, 3, 13, 17, 19, 29, 37, 39, 51, 57, 87, 111, 221, 247, 323, 377, 481, 493, 551, 629, 663, 703, 741, 969, 1073, 1131, 1443, 1479, 1653, 1887, 2109, 3219, 4199, 6409, 7163, 8177, 9139, 9367, 11951, 12597, 13949, 18241, 19227, 20387, 21489, 24531, 27417, 28101, 35853, 41847, 54723, 61161, 121771, 155363, 237133, 265031, 346579, 365313, 466089, 711399, 795093, 1039737, 4505527, 13516581]

約数ペア:

[(1, 13516581), (3, 4505527), (13, 1039737), (17, 795093), (19, 711399), (29, 466089), (37, 365313), (39, 346579), (51, 265031), (57, 237133), (87, 155363), (111, 121771), (221, 61161), (247, 54723), (323, 41847), (377, 35853), (481, 28101), (493, 27417), (551, 24531), (629, 21489), (663, 20387), (703, 19227), (741, 18241), (969, 13949), (1073, 12597), (1131, 11951), (1443, 9367), (1479, 9139), (1653, 8177), (1887, 7163), (2109, 6409), (3219, 4199)]