140106239

素因数分解:

$7^3\times {\mathrm{13}}^2\times {\mathrm{2417}}^1$

素因数の和:2464

約数の個数: 24

約数和(自身を含む): 176997600

約数和(自身を除く): 36891361

約数列:

[1, 7, 13, 49, 91, 169, 343, 637, 1183, 2417, 4459, 8281, 16919, 31421, 57967, 118433, 219947, 408473, 829031, 1539629, 2859311, 10777403, 20015177, 140106239]

約数ペア:

[(1, 140106239), (7, 20015177), (13, 10777403), (49, 2859311), (91, 1539629), (169, 829031), (343, 408473), (637, 219947), (1183, 118433), (2417, 57967), (4459, 31421), (8281, 16919)]