217871343

素因数分解:

$3^3\times {\mathrm{2657}}^1\times {\mathrm{3037}}^1$

素因数の和:5703

約数の個数: 16

約数和(自身を含む): 323000160

約数和(自身を除く): 105128817

約数列:

[1, 3, 9, 27, 2657, 3037, 7971, 9111, 23913, 27333, 71739, 81999, 8069309, 24207927, 72623781, 217871343]

約数ペア:

[(1, 217871343), (3, 72623781), (9, 24207927), (27, 8069309), (2657, 81999), (3037, 71739), (7971, 27333), (9111, 23913)]