81128277

素因数分解:

$3^3\times {\mathrm{751}}^1\times {\mathrm{4001}}^1$

素因数の和:4761

約数の個数: 16

約数和(自身を含む): 120380160

約数和(自身を除く): 39251883

約数列:

[1, 3, 9, 27, 751, 2253, 4001, 6759, 12003, 20277, 36009, 108027, 3004751, 9014253, 27042759, 81128277]

約数ペア:

[(1, 81128277), (3, 27042759), (9, 9014253), (27, 3004751), (751, 108027), (2253, 36009), (4001, 20277), (6759, 12003)]