81837014

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 156764160

約数和(自身を除く): 74927146

約数列:

[1, 2, 7, 14, 17, 29, 34, 58, 71, 119, 142, 167, 203, 238, 334, 406, 493, 497, 986, 994, 1169, 1207, 2059, 2338, 2414, 2839, 3451, 4118, 4843, 5678, 6902, 8449, 9686, 11857, 14413, 16898, 19873, 23714, 28826, 33901, 35003, 39746, 67802, 70006, 82331, 82999, 164662, 165998, 201569, 245021, 343853, 403138, 490042, 576317, 687706, 1152634, 1410983, 2406971, 2821966, 4813942, 5845501, 11691002, 40918507, 81837014]

約数ペア:

[(1, 81837014), (2, 40918507), (7, 11691002), (14, 5845501), (17, 4813942), (29, 2821966), (34, 2406971), (58, 1410983), (71, 1152634), (119, 687706), (142, 576317), (167, 490042), (203, 403138), (238, 343853), (334, 245021), (406, 201569), (493, 165998), (497, 164662), (986, 82999), (994, 82331), (1169, 70006), (1207, 67802), (2059, 39746), (2338, 35003), (2414, 33901), (2839, 28826), (3451, 23714), (4118, 19873), (4843, 16898), (5678, 14413), (6902, 11857), (8449, 9686)]