28196701

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 32753112

約数和(自身を除く): 4556411

約数列:

[1, 13, 31, 37, 61, 403, 481, 793, 961, 1147, 1891, 2257, 12493, 14911, 24583, 29341, 35557, 58621, 69967, 462241, 762073, 909571, 2168977, 28196701]

約数ペア:

[(1, 28196701), (13, 2168977), (31, 909571), (37, 762073), (61, 462241), (403, 69967), (481, 58621), (793, 35557), (961, 29341), (1147, 24583), (1891, 14911), (2257, 12493)]