64388639

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{2719}}^1$

素因数の和:2942

約数の個数: 16

約数和(自身を含む): 78336000

約数和(自身を除く): 13947361

約数列:

[1, 7, 17, 119, 199, 1393, 2719, 3383, 19033, 23681, 46223, 323561, 541081, 3787567, 9198377, 64388639]

約数ペア:

[(1, 64388639), (7, 9198377), (17, 3787567), (119, 541081), (199, 323561), (1393, 46223), (2719, 23681), (3383, 19033)]