51991491

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{3257}}^1$

素因数の和:3590

約数の個数: 16

約数和(自身を含む): 73656864

約数和(自身を除く): 21665373

約数列:

[1, 3, 17, 51, 313, 939, 3257, 5321, 9771, 15963, 55369, 166107, 1019441, 3058323, 17330497, 51991491]

約数ペア:

[(1, 51991491), (3, 17330497), (17, 3058323), (51, 1019441), (313, 166107), (939, 55369), (3257, 15963), (5321, 9771)]