1330883787

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{66721}}^1$

素因数の和:66894

約数の個数: 16

約数和(自身を含む): 1820176160

約数和(自身を除く): 489292373

約数列:

[1, 3, 61, 109, 183, 327, 6649, 19947, 66721, 200163, 4069981, 7272589, 12209943, 21817767, 443627929, 1330883787]

約数ペア:

[(1, 1330883787), (3, 443627929), (61, 21817767), (109, 12209943), (183, 7272589), (327, 4069981), (6649, 200163), (19947, 66721)]