1557182235

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:433

約数の個数: 128

約数和(自身を含む): 3153199104

約数和(自身を除く): 1596016869

約数列:

[1, 3, 5, 7, 15, 17, 21, 31, 35, 51, 85, 93, 105, 107, 119, 155, 217, 255, 263, 321, 357, 465, 527, 535, 595, 651, 749, 789, 1085, 1315, 1581, 1605, 1785, 1819, 1841, 2247, 2635, 3255, 3317, 3689, 3745, 3945, 4471, 5457, 5523, 7905, 8153, 9095, 9205, 9951, 11067, 11235, 12733, 13413, 16585, 18445, 22355, 23219, 24459, 27285, 27615, 28141, 31297, 38199, 40765, 49755, 55335, 56389, 57071, 63665, 67065, 69657, 84423, 93891, 116095, 122295, 138601, 140705, 156485, 169167, 171213, 190995, 196987, 281945, 285355, 348285, 394723, 415803, 422115, 469455, 478397, 590961, 693005, 845835, 856065, 872371, 970207, 984935, 1184169, 1435191, 1973615, 2079015, 2391985, 2617113, 2910621, 2954805, 3348779, 4361855, 4851035, 5920845, 6106597, 7175955, 10046337, 13085565, 14553105, 14830307, 16743895, 18319791, 30532985, 44490921, 50231685, 74151535, 91598955, 103812149, 222454605, 311436447, 519060745, 1557182235]

約数ペア:

[(1, 1557182235), (3, 519060745), (5, 311436447), (7, 222454605), (15, 103812149), (17, 91598955), (21, 74151535), (31, 50231685), (35, 44490921), (51, 30532985), (85, 18319791), (93, 16743895), (105, 14830307), (107, 14553105), (119, 13085565), (155, 10046337), (217, 7175955), (255, 6106597), (263, 5920845), (321, 4851035), (357, 4361855), (465, 3348779), (527, 2954805), (535, 2910621), (595, 2617113), (651, 2391985), (749, 2079015), (789, 1973615), (1085, 1435191), (1315, 1184169), (1581, 984935), (1605, 970207), (1785, 872371), (1819, 856065), (1841, 845835), (2247, 693005), (2635, 590961), (3255, 478397), (3317, 469455), (3689, 422115), (3745, 415803), (3945, 394723), (4471, 348285), (5457, 285355), (5523, 281945), (7905, 196987), (8153, 190995), (9095, 171213), (9205, 169167), (9951, 156485), (11067, 140705), (11235, 138601), (12733, 122295), (13413, 116095), (16585, 93891), (18445, 84423), (22355, 69657), (23219, 67065), (24459, 63665), (27285, 57071), (27615, 56389), (28141, 55335), (31297, 49755), (38199, 40765)]