81464292

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1$

素因数の和:349

約数の個数: 168

約数和(自身を含む): 263928896

約数和(自身を除く): 182464604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 182, 189, 234, 243, 252, 273, 307, 324, 351, 364, 378, 468, 486, 546, 567, 614, 702, 729, 756, 819, 921, 972, 1053, 1092, 1134, 1228, 1404, 1458, 1638, 1701, 1842, 2106, 2149, 2268, 2457, 2763, 2916, 3159, 3276, 3402, 3684, 3991, 4212, 4298, 4914, 5103, 5526, 6318, 6447, 6804, 7371, 7982, 8289, 8596, 9477, 9828, 10206, 11052, 11973, 12636, 12894, 14742, 15964, 16578, 18954, 19341, 20412, 22113, 23946, 24867, 25788, 27937, 29484, 33156, 35919, 37908, 38682, 44226, 47892, 49734, 55874, 58023, 66339, 71838, 74601, 77364, 83811, 88452, 99468, 107757, 111748, 116046, 132678, 143676, 149202, 167622, 174069, 215514, 223803, 232092, 251433, 265356, 298404, 323271, 335244, 348138, 431028, 447606, 502866, 522207, 646542, 696276, 754299, 895212, 969813, 1005732, 1044414, 1293084, 1508598, 1566621, 1939626, 2088828, 2262897, 2909439, 3017196, 3133242, 3879252, 4525794, 5818878, 6266484, 6788691, 9051588, 11637756, 13577382, 20366073, 27154764, 40732146, 81464292]

約数ペア:

[(1, 81464292), (2, 40732146), (3, 27154764), (4, 20366073), (6, 13577382), (7, 11637756), (9, 9051588), (12, 6788691), (13, 6266484), (14, 5818878), (18, 4525794), (21, 3879252), (26, 3133242), (27, 3017196), (28, 2909439), (36, 2262897), (39, 2088828), (42, 1939626), (52, 1566621), (54, 1508598), (63, 1293084), (78, 1044414), (81, 1005732), (84, 969813), (91, 895212), (108, 754299), (117, 696276), (126, 646542), (156, 522207), (162, 502866), (182, 447606), (189, 431028), (234, 348138), (243, 335244), (252, 323271), (273, 298404), (307, 265356), (324, 251433), (351, 232092), (364, 223803), (378, 215514), (468, 174069), (486, 167622), (546, 149202), (567, 143676), (614, 132678), (702, 116046), (729, 111748), (756, 107757), (819, 99468), (921, 88452), (972, 83811), (1053, 77364), (1092, 74601), (1134, 71838), (1228, 66339), (1404, 58023), (1458, 55874), (1638, 49734), (1701, 47892), (1842, 44226), (2106, 38682), (2149, 37908), (2268, 35919), (2457, 33156), (2763, 29484), (2916, 27937), (3159, 25788), (3276, 24867), (3402, 23946), (3684, 22113), (3991, 20412), (4212, 19341), (4298, 18954), (4914, 16578), (5103, 15964), (5526, 14742), (6318, 12894), (6447, 12636), (6804, 11973), (7371, 11052), (7982, 10206), (8289, 9828), (8596, 9477)]