217870422

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1074

約数の個数: 96

約数和(自身を含む): 560668416

約数和(自身を除く): 342797994

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 43, 66, 77, 86, 121, 129, 154, 231, 242, 258, 301, 363, 462, 473, 602, 726, 847, 903, 946, 997, 1419, 1694, 1806, 1994, 2541, 2838, 2991, 3311, 5082, 5203, 5982, 6622, 6979, 9933, 10406, 10967, 13958, 15609, 19866, 20937, 21934, 31218, 32901, 36421, 41874, 42871, 65802, 72842, 76769, 85742, 109263, 120637, 128613, 153538, 218526, 230307, 241274, 257226, 300097, 361911, 460614, 471581, 600194, 723822, 844459, 900291, 943162, 1414743, 1688918, 1800582, 2533377, 2829486, 3301067, 5066754, 5187391, 6602134, 9903201, 10374782, 15562173, 19806402, 31124346, 36311737, 72623474, 108935211, 217870422]

約数ペア:

[(1, 217870422), (2, 108935211), (3, 72623474), (6, 36311737), (7, 31124346), (11, 19806402), (14, 15562173), (21, 10374782), (22, 9903201), (33, 6602134), (42, 5187391), (43, 5066754), (66, 3301067), (77, 2829486), (86, 2533377), (121, 1800582), (129, 1688918), (154, 1414743), (231, 943162), (242, 900291), (258, 844459), (301, 723822), (363, 600194), (462, 471581), (473, 460614), (602, 361911), (726, 300097), (847, 257226), (903, 241274), (946, 230307), (997, 218526), (1419, 153538), (1694, 128613), (1806, 120637), (1994, 109263), (2541, 85742), (2838, 76769), (2991, 72842), (3311, 65802), (5082, 42871), (5203, 41874), (5982, 36421), (6622, 32901), (6979, 31218), (9933, 21934), (10406, 20937), (10967, 19866), (13958, 15609)]