1999858251

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{2437}}^1\times {\mathrm{7393}}^1$

素因数の和:9870

約数の個数: 16

約数和(自身を含む): 2740038944

約数和(自身を除く): 740180693

約数列:

[1, 3, 37, 111, 2437, 7311, 7393, 22179, 90169, 270507, 273541, 820623, 18016741, 54050223, 666619417, 1999858251]

約数ペア:

[(1, 1999858251), (3, 666619417), (37, 54050223), (111, 18016741), (2437, 820623), (7311, 273541), (7393, 270507), (22179, 90169)]