809327639

素因数分解:

${\mathrm{43}}^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 865025280

約数和(自身を除く): 55697641

約数列:

[1, 43, 47, 67, 139, 1849, 2021, 2881, 3149, 5977, 6533, 9313, 86903, 123883, 135407, 257011, 280919, 400459, 437711, 5822501, 12079517, 17219737, 18821573, 809327639]

約数ペア:

[(1, 809327639), (43, 18821573), (47, 17219737), (67, 12079517), (139, 5822501), (1849, 437711), (2021, 400459), (2881, 280919), (3149, 257011), (5977, 135407), (6533, 123883), (9313, 86903)]