17978049

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 26968032

約数和(自身を除く): 8989983

約数列:

[1, 3, 9, 41, 83, 123, 249, 369, 587, 747, 1761, 3403, 5283, 10209, 24067, 30627, 48721, 72201, 146163, 216603, 438489, 1997561, 5992683, 17978049]

約数ペア:

[(1, 17978049), (3, 5992683), (9, 1997561), (41, 438489), (83, 216603), (123, 146163), (249, 72201), (369, 48721), (587, 30627), (747, 24067), (1761, 10209), (3403, 5283)]