248973543

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{303997}}^1$

素因数の和:304023

約数の個数: 24

約数和(自身を含む): 442621088

約数和(自身を除く): 193647545

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 303997, 911991, 2127979, 2735973, 3951961, 6383937, 11855883, 19151811, 27663727, 35567649, 82991181, 248973543]

約数ペア:

[(1, 248973543), (3, 82991181), (7, 35567649), (9, 27663727), (13, 19151811), (21, 11855883), (39, 6383937), (63, 3951961), (91, 2735973), (117, 2127979), (273, 911991), (819, 303997)]