81842787

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{699511}}^1$

素因数の和:699530

約数の個数: 12

約数和(自身を含む): 127311184

約数和(自身を除く): 45468397

約数列:

[1, 3, 9, 13, 39, 117, 699511, 2098533, 6295599, 9093643, 27280929, 81842787]

約数ペア:

[(1, 81842787), (3, 27280929), (9, 9093643), (13, 6295599), (39, 2098533), (117, 699511)]