12940591105

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{15314309}}^1$

素因数の和:15314340

約数の個数: 12

約数和(自身を含む): 16815112380

約数和(自身を除く): 3874521275

約数列:

[1, 5, 13, 65, 169, 845, 15314309, 76571545, 199086017, 995430085, 2588118221, 12940591105]

約数ペア:

[(1, 12940591105), (5, 2588118221), (13, 995430085), (65, 199086017), (169, 76571545), (845, 15314309)]