878816061

素因数分解:

$3^6\times {\mathrm{71}}^1\times {\mathrm{16979}}^1$

素因数の和:17068

約数の個数: 28

約数和(自身を含む): 1336258080

約数和(自身を除く): 457442019

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 639, 729, 1917, 5751, 16979, 17253, 50937, 51759, 152811, 458433, 1205509, 1375299, 3616527, 4125897, 10849581, 12377691, 32548743, 97646229, 292938687, 878816061]

約数ペア:

[(1, 878816061), (3, 292938687), (9, 97646229), (27, 32548743), (71, 12377691), (81, 10849581), (213, 4125897), (243, 3616527), (639, 1375299), (729, 1205509), (1917, 458433), (5751, 152811), (16979, 51759), (17253, 50937)]