42571075

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{199}}^2$

素因数の和:451

約数の個数: 18

約数和(自身を含む): 54288564

約数和(自身を除く): 11717489

約数列:

[1, 5, 25, 43, 199, 215, 995, 1075, 4975, 8557, 39601, 42785, 198005, 213925, 990025, 1702843, 8514215, 42571075]

約数ペア:

[(1, 42571075), (5, 8514215), (25, 1702843), (43, 990025), (199, 213925), (215, 198005), (995, 42785), (1075, 39601), (4975, 8557)]