28528214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{7673}}^1$

素因数の和:7712

約数の個数: 24

約数和(自身を含む): 50556312

約数和(自身を除く): 22028098

約数列:

[1, 2, 11, 13, 22, 26, 143, 169, 286, 338, 1859, 3718, 7673, 15346, 84403, 99749, 168806, 199498, 1097239, 1296737, 2194478, 2593474, 14264107, 28528214]

約数ペア:

[(1, 28528214), (2, 14264107), (11, 2593474), (13, 2194478), (22, 1296737), (26, 1097239), (143, 199498), (169, 168806), (286, 99749), (338, 84403), (1859, 15346), (3718, 7673)]