2668287879

素因数分解:

$3^3\times {\mathrm{251}}^1\times {\mathrm{393727}}^1$

素因数の和:393987

約数の個数: 16

約数和(自身を含む): 3968778240

約数和(自身を除く): 1300490361

約数列:

[1, 3, 9, 27, 251, 753, 2259, 6777, 393727, 1181181, 3543543, 10630629, 98825477, 296476431, 889429293, 2668287879]

約数ペア:

[(1, 2668287879), (3, 889429293), (9, 296476431), (27, 98825477), (251, 10630629), (753, 3543543), (2259, 1181181), (6777, 393727)]