80621001

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:427

約数の個数: 40

約数和(自身を含む): 125220480

約数和(自身を除く): 44599479

約数列:

[1, 3, 9, 27, 43, 79, 81, 129, 237, 293, 387, 711, 879, 1161, 2133, 2637, 3397, 3483, 6399, 7911, 10191, 12599, 23147, 23733, 30573, 37797, 69441, 91719, 113391, 208323, 275157, 340173, 624969, 995321, 1020519, 1874907, 2985963, 8957889, 26873667, 80621001]

約数ペア:

[(1, 80621001), (3, 26873667), (9, 8957889), (27, 2985963), (43, 1874907), (79, 1020519), (81, 995321), (129, 624969), (237, 340173), (293, 275157), (387, 208323), (711, 113391), (879, 91719), (1161, 69441), (2133, 37797), (2637, 30573), (3397, 23733), (3483, 23147), (6399, 12599), (7911, 10191)]