331427138

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1549}}^1$

素因数の和:1635

約数の個数: 64

約数和(自身を含む): 642816000

約数和(自身を除く): 311388862

約数列:

[1, 2, 7, 14, 17, 29, 31, 34, 58, 62, 119, 203, 217, 238, 406, 434, 493, 527, 899, 986, 1054, 1549, 1798, 3098, 3451, 3689, 6293, 6902, 7378, 10843, 12586, 15283, 21686, 26333, 30566, 44921, 48019, 52666, 89842, 96038, 106981, 184331, 213962, 314447, 336133, 368662, 628894, 672266, 763657, 816323, 1392551, 1527314, 1632646, 2785102, 5345599, 5714261, 9747857, 10691198, 11428522, 19495714, 23673367, 47346734, 165713569, 331427138]

約数ペア:

[(1, 331427138), (2, 165713569), (7, 47346734), (14, 23673367), (17, 19495714), (29, 11428522), (31, 10691198), (34, 9747857), (58, 5714261), (62, 5345599), (119, 2785102), (203, 1632646), (217, 1527314), (238, 1392551), (406, 816323), (434, 763657), (493, 672266), (527, 628894), (899, 368662), (986, 336133), (1054, 314447), (1549, 213962), (1798, 184331), (3098, 106981), (3451, 96038), (3689, 89842), (6293, 52666), (6902, 48019), (7378, 44921), (10843, 30566), (12586, 26333), (15283, 21686)]