78889391

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1759}}^1$

素因数の和:1958

約数の個数: 16

約数和(自身を含む): 92928000

約数和(自身を除く): 14038609

約数列:

[1, 7, 43, 149, 301, 1043, 1759, 6407, 12313, 44849, 75637, 262091, 529459, 1834637, 11269913, 78889391]

約数ペア:

[(1, 78889391), (7, 11269913), (43, 1834637), (149, 529459), (301, 262091), (1043, 75637), (1759, 44849), (6407, 12313)]