2051257691

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{2381}}^1\times {\mathrm{5351}}^1$

素因数の和:7762

約数の個数: 16

約数和(自身を含む): 2447705088

約数和(自身を除く): 396447397

約数列:

[1, 7, 23, 161, 2381, 5351, 16667, 37457, 54763, 123073, 383341, 861511, 12740731, 89185117, 293036813, 2051257691]

約数ペア:

[(1, 2051257691), (7, 293036813), (23, 89185117), (161, 12740731), (2381, 861511), (5351, 383341), (16667, 123073), (37457, 54763)]