161419986

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:445

約数の個数: 128

約数和(自身を含む): 447068160

約数和(自身を除く): 285648174

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 107, 117, 126, 182, 189, 214, 234, 273, 307, 321, 351, 378, 546, 614, 642, 702, 749, 819, 921, 963, 1391, 1498, 1638, 1842, 1926, 2149, 2247, 2457, 2763, 2782, 2889, 3991, 4173, 4298, 4494, 4914, 5526, 5778, 6447, 6741, 7982, 8289, 8346, 9737, 11973, 12519, 12894, 13482, 16578, 19341, 19474, 20223, 23946, 25038, 27937, 29211, 32849, 35919, 37557, 38682, 40446, 55874, 58023, 58422, 65698, 71838, 75114, 83811, 87633, 98547, 107757, 116046, 167622, 175266, 197094, 215514, 229943, 251433, 262899, 295641, 427037, 459886, 502866, 525798, 591282, 689829, 754299, 854074, 886923, 1281111, 1379658, 1508598, 1773846, 2069487, 2562222, 2989259, 3843333, 4138974, 5978518, 6208461, 7686666, 8967777, 11529999, 12416922, 17935554, 23059998, 26903331, 53806662, 80709993, 161419986]

約数ペア:

[(1, 161419986), (2, 80709993), (3, 53806662), (6, 26903331), (7, 23059998), (9, 17935554), (13, 12416922), (14, 11529999), (18, 8967777), (21, 7686666), (26, 6208461), (27, 5978518), (39, 4138974), (42, 3843333), (54, 2989259), (63, 2562222), (78, 2069487), (91, 1773846), (107, 1508598), (117, 1379658), (126, 1281111), (182, 886923), (189, 854074), (214, 754299), (234, 689829), (273, 591282), (307, 525798), (321, 502866), (351, 459886), (378, 427037), (546, 295641), (614, 262899), (642, 251433), (702, 229943), (749, 215514), (819, 197094), (921, 175266), (963, 167622), (1391, 116046), (1498, 107757), (1638, 98547), (1842, 87633), (1926, 83811), (2149, 75114), (2247, 71838), (2457, 65698), (2763, 58422), (2782, 58023), (2889, 55874), (3991, 40446), (4173, 38682), (4298, 37557), (4494, 35919), (4914, 32849), (5526, 29211), (5778, 27937), (6447, 25038), (6741, 23946), (7982, 20223), (8289, 19474), (8346, 19341), (9737, 16578), (11973, 13482), (12519, 12894)]