209795124

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{20641}}^1$

素因数の和:20677

約数の個数: 72

約数和(自身を含む): 614966464

約数和(自身を除く): 405171340

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 121, 132, 154, 231, 242, 308, 363, 462, 484, 726, 847, 924, 1452, 1694, 2541, 3388, 5082, 10164, 20641, 41282, 61923, 82564, 123846, 144487, 227051, 247692, 288974, 433461, 454102, 577948, 681153, 866922, 908204, 1362306, 1589357, 1733844, 2497561, 2724612, 3178714, 4768071, 4995122, 6357428, 7492683, 9536142, 9990244, 14985366, 17482927, 19072284, 29970732, 34965854, 52448781, 69931708, 104897562, 209795124]

約数ペア:

[(1, 209795124), (2, 104897562), (3, 69931708), (4, 52448781), (6, 34965854), (7, 29970732), (11, 19072284), (12, 17482927), (14, 14985366), (21, 9990244), (22, 9536142), (28, 7492683), (33, 6357428), (42, 4995122), (44, 4768071), (66, 3178714), (77, 2724612), (84, 2497561), (121, 1733844), (132, 1589357), (154, 1362306), (231, 908204), (242, 866922), (308, 681153), (363, 577948), (462, 454102), (484, 433461), (726, 288974), (847, 247692), (924, 227051), (1452, 144487), (1694, 123846), (2541, 82564), (3388, 61923), (5082, 41282), (10164, 20641)]