27477989

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{193}}^1$

素因数の和:297

約数の個数: 24

約数和(自身を含む): 35255232

約数和(自身を除く): 7777243

約数列:

[1, 7, 11, 43, 77, 193, 301, 473, 1351, 1849, 2123, 3311, 8299, 12943, 14861, 20339, 58093, 91289, 142373, 356857, 639023, 2497999, 3925427, 27477989]

約数ペア:

[(1, 27477989), (7, 3925427), (11, 2497999), (43, 639023), (77, 356857), (193, 142373), (301, 91289), (473, 58093), (1351, 20339), (1849, 14861), (2123, 12943), (3311, 8299)]