138215545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{49451}}^1$

素因数の和:49512

約数の個数: 16

約数和(自身を含む): 182774592

約数和(自身を除く): 44559047

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 49451, 247255, 642863, 2126393, 3214315, 10631965, 27643109, 138215545]

約数ペア:

[(1, 138215545), (5, 27643109), (13, 10631965), (43, 3214315), (65, 2126393), (215, 642863), (559, 247255), (2795, 49451)]