30743881

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1663}}^1$

素因数の和:1828

約数の個数: 16

約数和(自身を含む): 37273600

約数和(自身を除く): 6529719

約数列:

[1, 7, 19, 133, 139, 973, 1663, 2641, 11641, 18487, 31597, 221179, 231157, 1618099, 4391983, 30743881]

約数ペア:

[(1, 30743881), (7, 4391983), (19, 1618099), (133, 231157), (139, 221179), (973, 31597), (1663, 18487), (2641, 11641)]