12965845

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:444

約数の個数: 16

約数和(自身を含む): 15926400

約数和(自身を除く): 2960555

約数列:

[1, 5, 83, 157, 199, 415, 785, 995, 13031, 16517, 31243, 65155, 82585, 156215, 2593169, 12965845]

約数ペア:

[(1, 12965845), (5, 2593169), (83, 156215), (157, 82585), (199, 65155), (415, 31243), (785, 16517), (995, 13031)]