15966999

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{43271}}^1$

素因数の和:43318

約数の個数: 12

約数和(自身を含む): 23626512

約数和(自身を除く): 7659513

約数列:

[1, 3, 9, 41, 123, 369, 43271, 129813, 389439, 1774111, 5322333, 15966999]

約数ペア:

[(1, 15966999), (3, 5322333), (9, 1774111), (41, 389439), (123, 129813), (369, 43271)]