216831972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{347}}^1$

素因数の和:577

約数の個数: 96

約数和(自身を含む): 596800512

約数和(自身を除く): 379968540

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 173, 258, 301, 346, 347, 516, 519, 602, 692, 694, 903, 1038, 1041, 1204, 1211, 1388, 1806, 2076, 2082, 2422, 2429, 3612, 3633, 4164, 4844, 4858, 7266, 7287, 7439, 9716, 14532, 14574, 14878, 14921, 22317, 29148, 29756, 29842, 44634, 44763, 52073, 59684, 60031, 89268, 89526, 104146, 104447, 120062, 156219, 179052, 180093, 208292, 208894, 240124, 312438, 313341, 360186, 417788, 420217, 624876, 626682, 720372, 840434, 1253364, 1260651, 1680868, 2521302, 2581333, 5042604, 5162666, 7743999, 10325332, 15487998, 18069331, 30975996, 36138662, 54207993, 72277324, 108415986, 216831972]

約数ペア:

[(1, 216831972), (2, 108415986), (3, 72277324), (4, 54207993), (6, 36138662), (7, 30975996), (12, 18069331), (14, 15487998), (21, 10325332), (28, 7743999), (42, 5162666), (43, 5042604), (84, 2581333), (86, 2521302), (129, 1680868), (172, 1260651), (173, 1253364), (258, 840434), (301, 720372), (346, 626682), (347, 624876), (516, 420217), (519, 417788), (602, 360186), (692, 313341), (694, 312438), (903, 240124), (1038, 208894), (1041, 208292), (1204, 180093), (1211, 179052), (1388, 156219), (1806, 120062), (2076, 104447), (2082, 104146), (2422, 89526), (2429, 89268), (3612, 60031), (3633, 59684), (4164, 52073), (4844, 44763), (4858, 44634), (7266, 29842), (7287, 29756), (7439, 29148), (9716, 22317), (14532, 14921), (14574, 14878)]