16856331381

素因数分解:

$3^2\times {\mathrm{397}}^1\times {\mathrm{839}}^1\times {\mathrm{5623}}^1$

素因数の和:6865

約数の個数: 24

約数和(自身を含む): 24442803840

約数和(自身を除く): 7586472459

約数列:

[1, 3, 9, 397, 839, 1191, 2517, 3573, 5623, 7551, 16869, 50607, 333083, 999249, 2232331, 2997747, 4717697, 6696993, 14153091, 20090979, 42459273, 1872925709, 5618777127, 16856331381]

約数ペア:

[(1, 16856331381), (3, 5618777127), (9, 1872925709), (397, 42459273), (839, 20090979), (1191, 14153091), (2517, 6696993), (3573, 4717697), (5623, 2997747), (7551, 2232331), (16869, 999249), (50607, 333083)]