887882009

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{624829}}^1$

素因数の和:624872

約数の個数: 12

約数和(自身を含む): 1068459300

約数和(自身を除く): 180577291

約数列:

[1, 7, 29, 49, 203, 1421, 624829, 4373803, 18120041, 30616621, 126840287, 887882009]

約数ペア:

[(1, 887882009), (7, 126840287), (29, 30616621), (49, 18120041), (203, 4373803), (1421, 624829)]