20121128111

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{5433737}}^1$

素因数の和:5433790

約数の個数: 12

約数和(自身を含む): 24038856912

約数和(自身を除く): 3917728801

約数列:

[1, 7, 23, 161, 529, 3703, 5433737, 38036159, 124975951, 874831657, 2874446873, 20121128111]

約数ペア:

[(1, 20121128111), (7, 2874446873), (23, 874831657), (161, 124975951), (529, 38036159), (3703, 5433737)]