81739863

素因数分解:

$3^2\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{859}}^1$

素因数の和:1071

約数の個数: 24

約数和(自身を含む): 120520400

約数和(自身を除く): 38780537

約数列:

[1, 3, 9, 97, 109, 291, 327, 859, 873, 981, 2577, 7731, 10573, 31719, 83323, 93631, 95157, 249969, 280893, 749907, 842679, 9082207, 27246621, 81739863]

約数ペア:

[(1, 81739863), (3, 27246621), (9, 9082207), (97, 842679), (109, 749907), (291, 280893), (327, 249969), (859, 95157), (873, 93631), (981, 83323), (2577, 31719), (7731, 10573)]