213103548

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:494

約数の個数: 180

約数和(自身を含む): 670498752

約数和(自身を除く): 457395204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 49, 54, 62, 63, 81, 84, 93, 98, 108, 124, 126, 147, 162, 186, 189, 196, 217, 252, 279, 294, 324, 372, 378, 433, 434, 441, 558, 567, 588, 651, 756, 837, 866, 868, 882, 1116, 1134, 1299, 1302, 1323, 1519, 1674, 1732, 1764, 1953, 2268, 2511, 2598, 2604, 2646, 3031, 3038, 3348, 3897, 3906, 3969, 4557, 5022, 5196, 5292, 5859, 6062, 6076, 7794, 7812, 7938, 9093, 9114, 10044, 11691, 11718, 12124, 13423, 13671, 15588, 15876, 17577, 18186, 18228, 21217, 23382, 23436, 26846, 27279, 27342, 35073, 35154, 36372, 40269, 41013, 42434, 46764, 53692, 54558, 54684, 63651, 70146, 70308, 80538, 81837, 82026, 84868, 93961, 109116, 120807, 123039, 127302, 140292, 161076, 163674, 164052, 187922, 190953, 241614, 245511, 246078, 254604, 281883, 327348, 362421, 375844, 381906, 483228, 491022, 492156, 563766, 572859, 657727, 724842, 763812, 845649, 982044, 1087263, 1127532, 1145718, 1315454, 1449684, 1691298, 1718577, 1973181, 2174526, 2291436, 2536947, 2630908, 3382596, 3437154, 3946362, 4349052, 5073894, 5919543, 6874308, 7610841, 7892724, 10147788, 11839086, 15221682, 17758629, 23678172, 30443364, 35517258, 53275887, 71034516, 106551774, 213103548]

約数ペア:

[(1, 213103548), (2, 106551774), (3, 71034516), (4, 53275887), (6, 35517258), (7, 30443364), (9, 23678172), (12, 17758629), (14, 15221682), (18, 11839086), (21, 10147788), (27, 7892724), (28, 7610841), (31, 6874308), (36, 5919543), (42, 5073894), (49, 4349052), (54, 3946362), (62, 3437154), (63, 3382596), (81, 2630908), (84, 2536947), (93, 2291436), (98, 2174526), (108, 1973181), (124, 1718577), (126, 1691298), (147, 1449684), (162, 1315454), (186, 1145718), (189, 1127532), (196, 1087263), (217, 982044), (252, 845649), (279, 763812), (294, 724842), (324, 657727), (372, 572859), (378, 563766), (433, 492156), (434, 491022), (441, 483228), (558, 381906), (567, 375844), (588, 362421), (651, 327348), (756, 281883), (837, 254604), (866, 246078), (868, 245511), (882, 241614), (1116, 190953), (1134, 187922), (1299, 164052), (1302, 163674), (1323, 161076), (1519, 140292), (1674, 127302), (1732, 123039), (1764, 120807), (1953, 109116), (2268, 93961), (2511, 84868), (2598, 82026), (2604, 81837), (2646, 80538), (3031, 70308), (3038, 70146), (3348, 63651), (3897, 54684), (3906, 54558), (3969, 53692), (4557, 46764), (5022, 42434), (5196, 41013), (5292, 40269), (5859, 36372), (6062, 35154), (6076, 35073), (7794, 27342), (7812, 27279), (7938, 26846), (9093, 23436), (9114, 23382), (10044, 21217), (11691, 18228), (11718, 18186), (12124, 17577), (13423, 15876), (13671, 15588)]