2013997909

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{89269}}^1$

素因数の和:89580

約数の個数: 16

約数和(自身を含む): 2519556480

約数和(自身を除く): 505558571

約数列:

[1, 7, 11, 77, 293, 2051, 3223, 22561, 89269, 624883, 981959, 6873713, 26155817, 183090719, 287713987, 2013997909]

約数ペア:

[(1, 2013997909), (7, 287713987), (11, 183090719), (77, 26155817), (293, 6873713), (2051, 981959), (3223, 624883), (22561, 89269)]