16979277

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 27648000

約数和(自身を除く): 10668723

約数列:

[1, 3, 7, 17, 21, 51, 119, 199, 239, 357, 597, 717, 1393, 1673, 3383, 4063, 4179, 5019, 10149, 12189, 23681, 28441, 47561, 71043, 85323, 142683, 332927, 808537, 998781, 2425611, 5659759, 16979277]

約数ペア:

[(1, 16979277), (3, 5659759), (7, 2425611), (17, 998781), (21, 808537), (51, 332927), (119, 142683), (199, 85323), (239, 71043), (357, 47561), (597, 28441), (717, 23681), (1393, 12189), (1673, 10149), (3383, 5019), (4063, 4179)]