2627639

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:406

約数の個数: 16

約数和(自身を含む): 3234816

約数和(自身を除く): 607177

約数列:

[1, 7, 17, 71, 119, 311, 497, 1207, 2177, 5287, 8449, 22081, 37009, 154567, 375377, 2627639]

約数ペア:

[(1, 2627639), (7, 375377), (17, 154567), (71, 37009), (119, 22081), (311, 8449), (497, 5287), (1207, 2177)]