399748026

素因数分解:

$2^1\times 3^1\times {\mathrm{1999}}^1\times {\mathrm{33329}}^1$

素因数の和:35333

約数の個数: 16

約数和(自身を含む): 799920000

約数和(自身を除く): 400171974

約数列:

[1, 2, 3, 6, 1999, 3998, 5997, 11994, 33329, 66658, 99987, 199974, 66624671, 133249342, 199874013, 399748026]

約数ペア:

[(1, 399748026), (2, 199874013), (3, 133249342), (6, 66624671), (1999, 199974), (3998, 99987), (5997, 66658), (11994, 33329)]