298920391

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{90281}}^1$

素因数の和:90342

約数の個数: 16

約数和(自身を含む): 381351168

約数和(自身を除く): 82430777

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 90281, 631967, 993091, 3882083, 6951637, 27174581, 42702913, 298920391]

約数ペア:

[(1, 298920391), (7, 42702913), (11, 27174581), (43, 6951637), (77, 3882083), (301, 993091), (473, 631967), (3311, 90281)]