128179216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16937}}^1$

素因数の和:16999

約数の個数: 40

約数和(自身を含む): 277241184

約数和(自身を除く): 149061968

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 344, 473, 688, 946, 1892, 3784, 7568, 16937, 33874, 67748, 135496, 186307, 270992, 372614, 728291, 745228, 1456582, 1490456, 2913164, 2980912, 5826328, 8011201, 11652656, 16022402, 32044804, 64089608, 128179216]

約数ペア:

[(1, 128179216), (2, 64089608), (4, 32044804), (8, 16022402), (11, 11652656), (16, 8011201), (22, 5826328), (43, 2980912), (44, 2913164), (86, 1490456), (88, 1456582), (172, 745228), (176, 728291), (344, 372614), (473, 270992), (688, 186307), (946, 135496), (1892, 67748), (3784, 33874), (7568, 16937)]