12531155

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27541}}^1$

素因数の和:27566

約数の個数: 16

約数和(自身を含む): 18508224

約数和(自身を除く): 5977069

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 27541, 137705, 192787, 358033, 963935, 1790165, 2506231, 12531155]

約数ペア:

[(1, 12531155), (5, 2506231), (7, 1790165), (13, 963935), (35, 358033), (65, 192787), (91, 137705), (455, 27541)]