12886905

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{6271}}^1$

素因数の和:6416

約数の個数: 16

約数和(自身を含む): 20772864

約数和(自身を除く): 7885959

約数列:

[1, 3, 5, 15, 137, 411, 685, 2055, 6271, 18813, 31355, 94065, 859127, 2577381, 4295635, 12886905]

約数ペア:

[(1, 12886905), (3, 4295635), (5, 2577381), (15, 859127), (137, 94065), (411, 31355), (685, 18813), (2055, 6271)]