20120123043

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{971}}^1\times {\mathrm{27739}}^1$

素因数の和:28799

約数の個数: 24

約数和(自身を含む): 29443901760

約数和(自身を除く): 9323778717

約数列:

[1, 3, 9, 83, 249, 747, 971, 2913, 8739, 27739, 80593, 83217, 241779, 249651, 725337, 2302337, 6907011, 20721033, 26934569, 80803707, 242411121, 2235569227, 6706707681, 20120123043]

約数ペア:

[(1, 20120123043), (3, 6706707681), (9, 2235569227), (83, 242411121), (249, 80803707), (747, 26934569), (971, 20721033), (2913, 6907011), (8739, 2302337), (27739, 725337), (80593, 249651), (83217, 241779)]