8912215

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 11858400

約数和(自身を除く): 2946185

約数列:

[1, 5, 13, 53, 65, 169, 199, 265, 689, 845, 995, 2587, 3445, 8957, 10547, 12935, 33631, 44785, 52735, 137111, 168155, 685555, 1782443, 8912215]

約数ペア:

[(1, 8912215), (5, 1782443), (13, 685555), (53, 168155), (65, 137111), (169, 52735), (199, 44785), (265, 33631), (689, 12935), (845, 10547), (995, 8957), (2587, 3445)]