13538413

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{701}}^1$

素因数の和:828

約数の個数: 16

約数和(自身を含む): 16174080

約数和(自身を除く): 2635667

約数列:

[1, 7, 31, 89, 217, 623, 701, 2759, 4907, 19313, 21731, 62389, 152117, 436723, 1934059, 13538413]

約数ペア:

[(1, 13538413), (7, 1934059), (31, 436723), (89, 152117), (217, 62389), (623, 21731), (701, 19313), (2759, 4907)]