81047733

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1649

約数の個数: 32

約数和(自身を含む): 123002880

約数和(自身を除く): 41955147

約数列:

[1, 3, 13, 31, 39, 43, 93, 129, 403, 559, 1209, 1333, 1559, 1677, 3999, 4677, 17329, 20267, 48329, 51987, 60801, 67037, 144987, 201111, 628277, 871481, 1884831, 2078147, 2614443, 6234441, 27015911, 81047733]

約数ペア:

[(1, 81047733), (3, 27015911), (13, 6234441), (31, 2614443), (39, 2078147), (43, 1884831), (93, 871481), (129, 628277), (403, 201111), (559, 144987), (1209, 67037), (1333, 60801), (1559, 51987), (1677, 48329), (3999, 20267), (4677, 17329)]