28376216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7499}}^1$

素因数の和:7559

約数の個数: 32

約数和(自身を含む): 59400000

約数和(自身を除く): 31023784

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 7499, 14998, 29996, 59992, 82489, 164978, 322457, 329956, 644914, 659912, 1289828, 2579656, 3547027, 7094054, 14188108, 28376216]

約数ペア:

[(1, 28376216), (2, 14188108), (4, 7094054), (8, 3547027), (11, 2579656), (22, 1289828), (43, 659912), (44, 644914), (86, 329956), (88, 322457), (172, 164978), (344, 82489), (473, 59992), (946, 29996), (1892, 14998), (3784, 7499)]