28531531

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1117}}^1$

素因数の和:1254

約数の個数: 16

約数和(自身を含む): 33808320

約数和(自身を除く): 5276789

約数列:

[1, 7, 41, 89, 287, 623, 1117, 3649, 7819, 25543, 45797, 99413, 320579, 695891, 4075933, 28531531]

約数ペア:

[(1, 28531531), (7, 4075933), (41, 695891), (89, 320579), (287, 99413), (623, 45797), (1117, 25543), (3649, 7819)]