1397657649

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{47207}}^1$

素因数の和:47420

約数の個数: 16

約数和(自身を含む): 1903426560

約数和(自身を除く): 505768911

約数列:

[1, 3, 71, 139, 213, 417, 9869, 29607, 47207, 141621, 3351697, 6561773, 10055091, 19685319, 465885883, 1397657649]

約数ペア:

[(1, 1397657649), (3, 465885883), (71, 19685319), (139, 10055091), (213, 6561773), (417, 3351697), (9869, 141621), (29607, 47207)]