137689197

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{163}}^1\times {\mathrm{293}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 191513952

約数和(自身を除く): 53824755

約数列:

[1, 3, 31, 93, 163, 293, 489, 879, 961, 2883, 5053, 9083, 15159, 27249, 47759, 143277, 156643, 281573, 469929, 844719, 1480529, 4441587, 45896399, 137689197]

約数ペア:

[(1, 137689197), (3, 45896399), (31, 4441587), (93, 1480529), (163, 844719), (293, 469929), (489, 281573), (879, 156643), (961, 143277), (2883, 47759), (5053, 27249), (9083, 15159)]