42555155

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2251}}^1$

素因数の和:2474

約数の個数: 16

約数和(自身を含む): 54048000

約数和(自身を除く): 11492845

約数列:

[1, 5, 19, 95, 199, 995, 2251, 3781, 11255, 18905, 42769, 213845, 447949, 2239745, 8511031, 42555155]

約数ペア:

[(1, 42555155), (5, 8511031), (19, 2239745), (95, 447949), (199, 213845), (995, 42769), (2251, 18905), (3781, 11255)]