1888973961

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{298841}}^1$

素因数の和:298901

約数の個数: 24

約数和(自身を含む): 2997982944

約数和(自身を除く): 1109008983

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 6321, 298841, 896523, 2091887, 6275661, 12850163, 14643209, 38550489, 43929627, 89951141, 269853423, 629657987, 1888973961]

約数ペア:

[(1, 1888973961), (3, 629657987), (7, 269853423), (21, 89951141), (43, 43929627), (49, 38550489), (129, 14643209), (147, 12850163), (301, 6275661), (903, 2091887), (2107, 896523), (6321, 298841)]