54237681

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{9431}}^1$

素因数の和:9514

約数の個数: 20

約数和(自身を含む): 82171584

約数和(自身を除く): 27933903

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 9431, 28293, 84879, 254637, 669601, 763911, 2008803, 6026409, 18079227, 54237681]

約数ペア:

[(1, 54237681), (3, 18079227), (9, 6026409), (27, 2008803), (71, 763911), (81, 669601), (213, 254637), (639, 84879), (1917, 28293), (5751, 9431)]