15868489

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1693}}^1$

素因数の和:1816

約数の個数: 16

約数和(自身を含む): 19731712

約数和(自身を除く): 3863223

約数列:

[1, 7, 13, 91, 103, 721, 1339, 1693, 9373, 11851, 22009, 154063, 174379, 1220653, 2266927, 15868489]

約数ペア:

[(1, 15868489), (7, 2266927), (13, 1220653), (91, 174379), (103, 154063), (721, 22009), (1339, 11851), (1693, 9373)]