209439258

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{4986649}}^1$

素因数の和:4986661

約数の個数: 16

約数和(自身を含む): 478718400

約数和(自身を除く): 269279142

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 4986649, 9973298, 14959947, 29919894, 34906543, 69813086, 104719629, 209439258]

約数ペア:

[(1, 209439258), (2, 104719629), (3, 69813086), (6, 34906543), (7, 29919894), (14, 14959947), (21, 9973298), (42, 4986649)]