81531827

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{929}}^1$

素因数の和:1142

約数の個数: 16

約数和(自身を含む): 90515040

約数和(自身を除く): 8983213

約数列:

[1, 13, 43, 157, 559, 929, 2041, 6751, 12077, 39947, 87763, 145853, 519311, 1896089, 6271679, 81531827]

約数ペア:

[(1, 81531827), (13, 6271679), (43, 1896089), (157, 519311), (559, 145853), (929, 87763), (2041, 39947), (6751, 12077)]