406979167

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{20479}}^1$

素因数の和:20670

約数の個数: 16

約数和(自身を含む): 495452160

約数和(自身を除く): 88472993

約数列:

[1, 7, 17, 119, 167, 1169, 2839, 19873, 20479, 143353, 348143, 2437001, 3419993, 23939951, 58139881, 406979167]

約数ペア:

[(1, 406979167), (7, 58139881), (17, 23939951), (119, 3419993), (167, 2437001), (1169, 348143), (2839, 143353), (19873, 20479)]