2561538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{859}}^1$

素因数の和:942

約数の個数: 32

約数和(自身を含む): 5944320

約数和(自身を除く): 3382782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 859, 994, 1491, 1718, 2577, 2982, 5154, 6013, 12026, 18039, 36078, 60989, 121978, 182967, 365934, 426923, 853846, 1280769, 2561538]

約数ペア:

[(1, 2561538), (2, 1280769), (3, 853846), (6, 426923), (7, 365934), (14, 182967), (21, 121978), (42, 60989), (71, 36078), (142, 18039), (213, 12026), (426, 6013), (497, 5154), (859, 2982), (994, 2577), (1491, 1718)]