2912205205

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6400451}}^1$

素因数の和:6400476

約数の個数: 16

約数和(自身を含む): 4301103744

約数和(自身を除く): 1388898539

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 6400451, 32002255, 44803157, 83205863, 224015785, 416029315, 582441041, 2912205205]

約数ペア:

[(1, 2912205205), (5, 582441041), (7, 416029315), (13, 224015785), (35, 83205863), (65, 44803157), (91, 32002255), (455, 6400451)]