2897211

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1$

素因数の和:690

約数の個数: 16

約数和(自身を含む): 4066304

約数和(自身を除く): 1169093

約数列:

[1, 3, 37, 43, 111, 129, 607, 1591, 1821, 4773, 22459, 26101, 67377, 78303, 965737, 2897211]

約数ペア:

[(1, 2897211), (3, 965737), (37, 78303), (43, 67377), (111, 26101), (129, 22459), (607, 4773), (1591, 1821)]