2026787

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:351

約数の個数: 16

約数和(自身を含む): 2496000

約数和(自身を除く): 469213

約数列:

[1, 7, 19, 49, 133, 311, 343, 931, 2177, 5909, 6517, 15239, 41363, 106673, 289541, 2026787]

約数ペア:

[(1, 2026787), (7, 289541), (19, 106673), (49, 41363), (133, 15239), (311, 6517), (343, 5909), (931, 2177)]