71267139

素因数分解:

$3^2\times {\mathrm{53}}^2\times {\mathrm{2819}}^1$

素因数の和:2931

約数の個数: 18

約数和(自身を含む): 104957580

約数和(自身を除く): 33690441

約数列:

[1, 3, 9, 53, 159, 477, 2809, 2819, 8427, 8457, 25281, 25371, 149407, 448221, 1344663, 7918571, 23755713, 71267139]

約数ペア:

[(1, 71267139), (3, 23755713), (9, 7918571), (53, 1344663), (159, 448221), (477, 149407), (2809, 25371), (2819, 25281), (8427, 8457)]