126847185921

素因数分解:

$3^4\times {\mathrm{2903}}^1\times {\mathrm{539447}}^1$

素因数の和:542362

約数の個数: 20

約数和(自身を含む): 189553396032

約数和(自身を除く): 62706210111

約数列:

[1, 3, 9, 27, 81, 2903, 8709, 26127, 78381, 235143, 539447, 1618341, 4855023, 14565069, 43695207, 1566014641, 4698043923, 14094131769, 42282395307, 126847185921]

約数ペア:

[(1, 126847185921), (3, 42282395307), (9, 14094131769), (27, 4698043923), (81, 1566014641), (2903, 43695207), (8709, 14565069), (26127, 4855023), (78381, 1618341), (235143, 539447)]