55913919

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{2557}}^1$

素因数の和:2794

約数の個数: 16

約数和(自身を含む): 76985568

約数和(自身を除く): 21071649

約数列:

[1, 3, 37, 111, 197, 591, 2557, 7289, 7671, 21867, 94609, 283827, 503729, 1511187, 18637973, 55913919]

約数ペア:

[(1, 55913919), (3, 18637973), (37, 1511187), (111, 503729), (197, 283827), (591, 94609), (2557, 21867), (7289, 7671)]