208323585

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{65203}}^1$

素因数の和:65285

約数の個数: 24

約数和(自身を含む): 366185664

約数和(自身を除く): 157862079

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 65203, 195609, 326015, 586827, 978045, 2934135, 4629413, 13888239, 23147065, 41664717, 69441195, 208323585]

約数ペア:

[(1, 208323585), (3, 69441195), (5, 41664717), (9, 23147065), (15, 13888239), (45, 4629413), (71, 2934135), (213, 978045), (355, 586827), (639, 326015), (1065, 195609), (3195, 65203)]