286688781

素因数分解:

$3^3\times {\mathrm{197}}^1\times {\mathrm{53899}}^1$

素因数の和:54105

約数の個数: 16

約数和(自身を含む): 426888000

約数和(自身を除く): 140199219

約数列:

[1, 3, 9, 27, 197, 591, 1773, 5319, 53899, 161697, 485091, 1455273, 10618103, 31854309, 95562927, 286688781]

約数ペア:

[(1, 286688781), (3, 95562927), (9, 31854309), (27, 10618103), (197, 1455273), (591, 485091), (1773, 161697), (5319, 53899)]