85271781

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{57191}}^1$

素因数の和:57272

約数の個数: 16

約数和(自身を含む): 131770368

約数和(自身を除く): 46498587

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 57191, 171573, 400337, 1201011, 4060561, 12181683, 28423927, 85271781]

約数ペア:

[(1, 85271781), (3, 28423927), (7, 12181683), (21, 4060561), (71, 1201011), (213, 400337), (497, 171573), (1491, 57191)]