42492009

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{28499}}^1$

素因数の和:28580

約数の個数: 16

約数和(自身を含む): 65664000

約数和(自身を除く): 23171991

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 28499, 85497, 199493, 598479, 2023429, 6070287, 14164003, 42492009]

約数ペア:

[(1, 42492009), (3, 14164003), (7, 6070287), (21, 2023429), (71, 598479), (213, 199493), (497, 85497), (1491, 28499)]