56842155

素因数分解:

$3^4\times 5^1\times {\mathrm{140351}}^1$

素因数の和:140368

約数の個数: 20

約数和(自身を含む): 101895552

約数和(自身を除く): 45053397

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 140351, 421053, 701755, 1263159, 2105265, 3789477, 6315795, 11368431, 18947385, 56842155]

約数ペア:

[(1, 56842155), (3, 18947385), (5, 11368431), (9, 6315795), (15, 3789477), (27, 2105265), (45, 1263159), (81, 701755), (135, 421053), (405, 140351)]