77571999

素因数分解:

$3^4\times {\mathrm{673}}^1\times {\mathrm{1423}}^1$

素因数の和:2108

約数の個数: 20

約数和(自身を含む): 116132896

約数和(自身を除く): 38560897

約数列:

[1, 3, 9, 27, 81, 673, 1423, 2019, 4269, 6057, 12807, 18171, 38421, 54513, 115263, 957679, 2873037, 8619111, 25857333, 77571999]

約数ペア:

[(1, 77571999), (3, 25857333), (9, 8619111), (27, 2873037), (81, 957679), (673, 115263), (1423, 54513), (2019, 38421), (4269, 18171), (6057, 12807)]