16647687

素因数分解:

$3^5\times 7^1\times {\mathrm{9787}}^1$

素因数の和:9809

約数の個数: 24

約数和(自身を含む): 28502656

約数和(自身を除く): 11854969

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 9787, 29361, 68509, 88083, 205527, 264249, 616581, 792747, 1849743, 2378241, 5549229, 16647687]

約数ペア:

[(1, 16647687), (3, 5549229), (7, 2378241), (9, 1849743), (21, 792747), (27, 616581), (63, 264249), (81, 205527), (189, 88083), (243, 68509), (567, 29361), (1701, 9787)]