211310721

素因数分解:

$3^3\times {\mathrm{293}}^1\times {\mathrm{26711}}^1$

素因数の和:27013

約数の個数: 16

約数和(自身を含む): 314133120

約数和(自身を除く): 102822399

約数列:

[1, 3, 9, 27, 293, 879, 2637, 7911, 26711, 80133, 240399, 721197, 7826323, 23478969, 70436907, 211310721]

約数ペア:

[(1, 211310721), (3, 70436907), (9, 23478969), (27, 7826323), (293, 721197), (879, 240399), (2637, 80133), (7911, 26711)]