81157851

素因数分解:

$3^2\times {\mathrm{193}}^1\times {\mathrm{46723}}^1$

素因数の和:46922

約数の個数: 12

約数和(自身を含む): 117837928

約数和(自身を除く): 36680077

約数列:

[1, 3, 9, 193, 579, 1737, 46723, 140169, 420507, 9017539, 27052617, 81157851]

約数ペア:

[(1, 81157851), (3, 27052617), (9, 9017539), (193, 420507), (579, 140169), (1737, 46723)]