1666990962

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{353}}^1$

素因数の和:446

約数の個数: 192

約数和(自身を含む): 4724455680

約数和(自身を除く): 3057464718

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 31, 39, 42, 54, 62, 63, 78, 91, 93, 117, 126, 182, 186, 189, 217, 234, 273, 279, 351, 353, 378, 403, 434, 546, 558, 651, 702, 706, 806, 819, 837, 961, 1059, 1209, 1302, 1638, 1674, 1922, 1953, 2118, 2418, 2457, 2471, 2821, 2883, 3177, 3627, 3906, 4589, 4914, 4942, 5642, 5766, 5859, 6354, 6727, 7254, 7413, 8463, 8649, 9178, 9531, 10881, 10943, 11718, 12493, 13454, 13767, 14826, 16926, 17298, 19062, 20181, 21762, 21886, 22239, 24986, 25389, 25947, 27534, 32123, 32829, 37479, 40362, 41301, 44478, 50778, 51894, 60543, 64246, 65658, 66717, 74958, 76167, 76601, 82602, 87451, 96369, 98487, 112437, 121086, 123903, 133434, 142259, 152334, 153202, 174902, 181629, 192738, 196974, 224874, 229803, 247806, 262353, 284518, 289107, 295461, 337311, 339233, 363258, 426777, 459606, 524706, 578214, 590922, 674622, 678466, 689409, 787059, 853554, 867321, 995813, 1017699, 1280331, 1378818, 1574118, 1734642, 1991626, 2035398, 2068227, 2361177, 2374631, 2560662, 2987439, 3053097, 3840993, 4136454, 4410029, 4722354, 4749262, 5974878, 6106194, 7123893, 7681986, 8820058, 8962317, 9159291, 13230087, 14247786, 17924634, 18318582, 21371679, 26460174, 26886951, 30870203, 39690261, 42743358, 53773902, 61740406, 64115037, 79380522, 92610609, 119070783, 128230074, 185221218, 238141566, 277831827, 555663654, 833495481, 1666990962]

約数ペア:

[(1, 1666990962), (2, 833495481), (3, 555663654), (6, 277831827), (7, 238141566), (9, 185221218), (13, 128230074), (14, 119070783), (18, 92610609), (21, 79380522), (26, 64115037), (27, 61740406), (31, 53773902), (39, 42743358), (42, 39690261), (54, 30870203), (62, 26886951), (63, 26460174), (78, 21371679), (91, 18318582), (93, 17924634), (117, 14247786), (126, 13230087), (182, 9159291), (186, 8962317), (189, 8820058), (217, 7681986), (234, 7123893), (273, 6106194), (279, 5974878), (351, 4749262), (353, 4722354), (378, 4410029), (403, 4136454), (434, 3840993), (546, 3053097), (558, 2987439), (651, 2560662), (702, 2374631), (706, 2361177), (806, 2068227), (819, 2035398), (837, 1991626), (961, 1734642), (1059, 1574118), (1209, 1378818), (1302, 1280331), (1638, 1017699), (1674, 995813), (1922, 867321), (1953, 853554), (2118, 787059), (2418, 689409), (2457, 678466), (2471, 674622), (2821, 590922), (2883, 578214), (3177, 524706), (3627, 459606), (3906, 426777), (4589, 363258), (4914, 339233), (4942, 337311), (5642, 295461), (5766, 289107), (5859, 284518), (6354, 262353), (6727, 247806), (7254, 229803), (7413, 224874), (8463, 196974), (8649, 192738), (9178, 181629), (9531, 174902), (10881, 153202), (10943, 152334), (11718, 142259), (12493, 133434), (13454, 123903), (13767, 121086), (14826, 112437), (16926, 98487), (17298, 96369), (19062, 87451), (20181, 82602), (21762, 76601), (21886, 76167), (22239, 74958), (24986, 66717), (25389, 65658), (25947, 64246), (27534, 60543), (32123, 51894), (32829, 50778), (37479, 44478), (40362, 41301)]