11978005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1451}}^1$

素因数の和:1596

約数の個数: 16

約数和(自身を含む): 15611904

約数和(自身を除く): 3633899

約数列:

[1, 5, 13, 65, 127, 635, 1451, 1651, 7255, 8255, 18863, 94315, 184277, 921385, 2395601, 11978005]

約数ペア:

[(1, 11978005), (5, 2395601), (13, 921385), (65, 184277), (127, 94315), (635, 18863), (1451, 8255), (1651, 7255)]