31304799

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{20341}}^1$

素因数の和:20372

約数の個数: 20

約数和(自身を含む): 49227640

約数和(自身を除く): 17922841

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 20341, 61023, 183069, 386479, 549207, 1159437, 1647621, 3478311, 10434933, 31304799]

約数ペア:

[(1, 31304799), (3, 10434933), (9, 3478311), (19, 1647621), (27, 1159437), (57, 549207), (81, 386479), (171, 183069), (513, 61023), (1539, 20341)]