552391

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 16

約数和(自身を含む): 681984

約数和(自身を除く): 129593

約数列:

[1, 7, 23, 47, 73, 161, 329, 511, 1081, 1679, 3431, 7567, 11753, 24017, 78913, 552391]

約数ペア:

[(1, 552391), (7, 78913), (23, 24017), (47, 11753), (73, 7567), (161, 3431), (329, 1679), (511, 1081)]