1490997521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{431}}^1\times {\mathrm{947}}^1$

素因数の和:1672

約数の個数: 16

約数和(自身を含む): 1616848128

約数和(自身を除く): 125850607

約数列:

[1, 13, 281, 431, 947, 3653, 5603, 12311, 121111, 266107, 408157, 1574443, 3459391, 5306041, 114692117, 1490997521]

約数ペア:

[(1, 1490997521), (13, 114692117), (281, 5306041), (431, 3459391), (947, 1574443), (3653, 408157), (5603, 266107), (12311, 121111)]