399991878

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1$

素因数の和:340

約数の個数: 192

約数和(自身を含む): 1118093760

約数和(自身を除く): 718101882

約数列:

[1, 2, 3, 6, 9, 11, 13, 17, 18, 22, 26, 27, 33, 34, 39, 51, 54, 66, 78, 99, 102, 117, 121, 143, 153, 187, 198, 221, 234, 242, 277, 286, 297, 306, 351, 363, 374, 429, 442, 459, 554, 561, 594, 663, 702, 726, 831, 858, 918, 1089, 1122, 1287, 1326, 1573, 1662, 1683, 1989, 2057, 2178, 2431, 2493, 2574, 3047, 3146, 3267, 3366, 3601, 3861, 3978, 4114, 4709, 4719, 4862, 4986, 5049, 5967, 6094, 6171, 6534, 7202, 7293, 7479, 7722, 9141, 9418, 9438, 10098, 10803, 11934, 12342, 14127, 14157, 14586, 14958, 18282, 18513, 21606, 21879, 26741, 27423, 28254, 28314, 32409, 33517, 37026, 39611, 42381, 42471, 43758, 51799, 53482, 54846, 55539, 61217, 64818, 65637, 67034, 79222, 80223, 82269, 84762, 84942, 97227, 100551, 103598, 111078, 118833, 122434, 127143, 131274, 155397, 160446, 164538, 183651, 194454, 201102, 237666, 240669, 254286, 301653, 310794, 356499, 367302, 435721, 466191, 481338, 550953, 569789, 603306, 673387, 712998, 722007, 871442, 904959, 932382, 1069497, 1101906, 1139578, 1307163, 1346774, 1398573, 1444014, 1652859, 1709367, 1809918, 2020161, 2138994, 2614326, 2797146, 3305718, 3418734, 3921489, 4040322, 5128101, 6060483, 7407257, 7842978, 10256202, 11764467, 12120966, 14814514, 15384303, 18181449, 22221771, 23528934, 30768606, 36362898, 44443542, 66665313, 133330626, 199995939, 399991878]

約数ペア:

[(1, 399991878), (2, 199995939), (3, 133330626), (6, 66665313), (9, 44443542), (11, 36362898), (13, 30768606), (17, 23528934), (18, 22221771), (22, 18181449), (26, 15384303), (27, 14814514), (33, 12120966), (34, 11764467), (39, 10256202), (51, 7842978), (54, 7407257), (66, 6060483), (78, 5128101), (99, 4040322), (102, 3921489), (117, 3418734), (121, 3305718), (143, 2797146), (153, 2614326), (187, 2138994), (198, 2020161), (221, 1809918), (234, 1709367), (242, 1652859), (277, 1444014), (286, 1398573), (297, 1346774), (306, 1307163), (351, 1139578), (363, 1101906), (374, 1069497), (429, 932382), (442, 904959), (459, 871442), (554, 722007), (561, 712998), (594, 673387), (663, 603306), (702, 569789), (726, 550953), (831, 481338), (858, 466191), (918, 435721), (1089, 367302), (1122, 356499), (1287, 310794), (1326, 301653), (1573, 254286), (1662, 240669), (1683, 237666), (1989, 201102), (2057, 194454), (2178, 183651), (2431, 164538), (2493, 160446), (2574, 155397), (3047, 131274), (3146, 127143), (3267, 122434), (3366, 118833), (3601, 111078), (3861, 103598), (3978, 100551), (4114, 97227), (4709, 84942), (4719, 84762), (4862, 82269), (4986, 80223), (5049, 79222), (5967, 67034), (6094, 65637), (6171, 64818), (6534, 61217), (7202, 55539), (7293, 54846), (7479, 53482), (7722, 51799), (9141, 43758), (9418, 42471), (9438, 42381), (10098, 39611), (10803, 37026), (11934, 33517), (12342, 32409), (14127, 28314), (14157, 28254), (14586, 27423), (14958, 26741), (18282, 21879), (18513, 21606)]