213321816

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{881}}^1$

素因数の和:974

約数の個数: 128

約数和(自身を含む): 635040000

約数和(自身を除く): 421718184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 59, 72, 76, 108, 114, 118, 152, 171, 177, 216, 228, 236, 342, 354, 456, 472, 513, 531, 684, 708, 881, 1026, 1062, 1121, 1368, 1416, 1593, 1762, 2052, 2124, 2242, 2643, 3186, 3363, 3524, 4104, 4248, 4484, 5286, 6372, 6726, 7048, 7929, 8968, 10089, 10572, 12744, 13452, 15858, 16739, 20178, 21144, 23787, 26904, 30267, 31716, 33478, 40356, 47574, 50217, 51979, 60534, 63432, 66956, 80712, 95148, 100434, 103958, 121068, 133912, 150651, 155937, 190296, 200868, 207916, 242136, 301302, 311874, 401736, 415832, 451953, 467811, 602604, 623748, 903906, 935622, 987601, 1205208, 1247496, 1403433, 1807812, 1871244, 1975202, 2806866, 2962803, 3615624, 3742488, 3950404, 5613732, 5925606, 7900808, 8888409, 11227464, 11851212, 17776818, 23702424, 26665227, 35553636, 53330454, 71107272, 106660908, 213321816]

約数ペア:

[(1, 213321816), (2, 106660908), (3, 71107272), (4, 53330454), (6, 35553636), (8, 26665227), (9, 23702424), (12, 17776818), (18, 11851212), (19, 11227464), (24, 8888409), (27, 7900808), (36, 5925606), (38, 5613732), (54, 3950404), (57, 3742488), (59, 3615624), (72, 2962803), (76, 2806866), (108, 1975202), (114, 1871244), (118, 1807812), (152, 1403433), (171, 1247496), (177, 1205208), (216, 987601), (228, 935622), (236, 903906), (342, 623748), (354, 602604), (456, 467811), (472, 451953), (513, 415832), (531, 401736), (684, 311874), (708, 301302), (881, 242136), (1026, 207916), (1062, 200868), (1121, 190296), (1368, 155937), (1416, 150651), (1593, 133912), (1762, 121068), (2052, 103958), (2124, 100434), (2242, 95148), (2643, 80712), (3186, 66956), (3363, 63432), (3524, 60534), (4104, 51979), (4248, 50217), (4484, 47574), (5286, 40356), (6372, 33478), (6726, 31716), (7048, 30267), (7929, 26904), (8968, 23787), (10089, 21144), (10572, 20178), (12744, 16739), (13452, 15858)]