15690890397

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8210827}}^1$

素因数の和:8210857

約数の個数: 24

約数和(自身を含む): 26208962976

約数和(自身を除く): 10518072579

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 8210827, 24632481, 57475789, 106740751, 172427367, 320222253, 402330523, 747185257, 1206991569, 2241555771, 5230296799, 15690890397]

約数ペア:

[(1, 15690890397), (3, 5230296799), (7, 2241555771), (13, 1206991569), (21, 747185257), (39, 402330523), (49, 320222253), (91, 172427367), (147, 106740751), (273, 57475789), (637, 24632481), (1911, 8210827)]