208907574

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1039}}^1$

素因数の和:1145

約数の個数: 64

約数和(自身を含む): 460062720

約数和(自身を除く): 251155146

約数列:

[1, 2, 3, 6, 23, 31, 46, 47, 62, 69, 93, 94, 138, 141, 186, 282, 713, 1039, 1081, 1426, 1457, 2078, 2139, 2162, 2914, 3117, 3243, 4278, 4371, 6234, 6486, 8742, 23897, 32209, 33511, 47794, 48833, 64418, 67022, 71691, 96627, 97666, 100533, 143382, 146499, 193254, 201066, 292998, 740807, 1123159, 1481614, 1513823, 2222421, 2246318, 3027646, 3369477, 4444842, 4541469, 6738954, 9082938, 34817929, 69635858, 104453787, 208907574]

約数ペア:

[(1, 208907574), (2, 104453787), (3, 69635858), (6, 34817929), (23, 9082938), (31, 6738954), (46, 4541469), (47, 4444842), (62, 3369477), (69, 3027646), (93, 2246318), (94, 2222421), (138, 1513823), (141, 1481614), (186, 1123159), (282, 740807), (713, 292998), (1039, 201066), (1081, 193254), (1426, 146499), (1457, 143382), (2078, 100533), (2139, 97666), (2162, 96627), (2914, 71691), (3117, 67022), (3243, 64418), (4278, 48833), (4371, 47794), (6234, 33511), (6486, 32209), (8742, 23897)]