28316705

素因数分解:

$5^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:544

約数の個数: 16

約数和(自身を含む): 34560000

約数和(自身を除く): 6243295

約数列:

[1, 5, 149, 191, 199, 745, 955, 995, 28459, 29651, 38009, 142295, 148255, 190045, 5663341, 28316705]

約数ペア:

[(1, 28316705), (5, 5663341), (149, 190045), (191, 148255), (199, 142295), (745, 38009), (955, 29651), (995, 28459)]