247142005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{264323}}^1$

素因数の和:264356

約数の個数: 16

約数和(自身を含む): 342563904

約数和(自身を除く): 95421899

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 264323, 1321615, 2907553, 4493491, 14537765, 22467455, 49428401, 247142005]

約数ペア:

[(1, 247142005), (5, 49428401), (11, 22467455), (17, 14537765), (55, 4493491), (85, 2907553), (187, 1321615), (935, 264323)]