16401619

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:167

約数の個数: 24

約数和(自身を含む): 18970512

約数和(自身を除く): 2568893

約数列:

[1, 13, 37, 43, 61, 169, 481, 559, 793, 1591, 2257, 2623, 6253, 7267, 10309, 20683, 29341, 34099, 97051, 268879, 381433, 443287, 1261663, 16401619]

約数ペア:

[(1, 16401619), (13, 1261663), (37, 443287), (43, 381433), (61, 268879), (169, 97051), (481, 34099), (559, 29341), (793, 20683), (1591, 10309), (2257, 7267), (2623, 6253)]