129191713

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{3803}}^1$

素因数の和:4044

約数の個数: 16

約数和(自身を含む): 154838016

約数和(自身を除く): 25646303

約数列:

[1, 7, 23, 161, 211, 1477, 3803, 4853, 26621, 33971, 87469, 612283, 802433, 5617031, 18455959, 129191713]

約数ペア:

[(1, 129191713), (7, 18455959), (23, 5617031), (161, 802433), (211, 612283), (1477, 87469), (3803, 33971), (4853, 26621)]