61885089

素因数分解:

$3^2\times 7^3\times {\mathrm{20047}}^1$

素因数の和:20074

約数の個数: 24

約数和(自身を含む): 104249600

約数和(自身を除く): 42364511

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 20047, 60141, 140329, 180423, 420987, 982303, 1262961, 2946909, 6876121, 8840727, 20628363, 61885089]

約数ペア:

[(1, 61885089), (3, 20628363), (7, 8840727), (9, 6876121), (21, 2946909), (49, 1262961), (63, 982303), (147, 420987), (343, 180423), (441, 140329), (1029, 60141), (3087, 20047)]