81351598

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{8887}}^1$

素因数の和:9111

約数の個数: 16

約数和(自身を含む): 127987200

約数和(自身を除く): 46635602

約数列:

[1, 2, 23, 46, 199, 398, 4577, 8887, 9154, 17774, 204401, 408802, 1768513, 3537026, 40675799, 81351598]

約数ペア:

[(1, 81351598), (2, 40675799), (23, 3537026), (46, 1768513), (199, 408802), (398, 204401), (4577, 17774), (8887, 9154)]