28217288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7457}}^1$

素因数の和:7517

約数の個数: 32

約数和(自身を含む): 59067360

約数和(自身を除く): 30850072

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 7457, 14914, 29828, 59656, 82027, 164054, 320651, 328108, 641302, 656216, 1282604, 2565208, 3527161, 7054322, 14108644, 28217288]

約数ペア:

[(1, 28217288), (2, 14108644), (4, 7054322), (8, 3527161), (11, 2565208), (22, 1282604), (43, 656216), (44, 641302), (86, 328108), (88, 320651), (172, 164054), (344, 82027), (473, 59656), (946, 29828), (1892, 14914), (3784, 7457)]