78840539991

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{515297647}}^1$

素因数の和:515297670

約数の個数: 12

約数和(自身を含む): 120579649632

約数和(自身を除く): 41739109641

約数列:

[1, 3, 9, 17, 51, 153, 515297647, 1545892941, 4637678823, 8760059999, 26280179997, 78840539991]

約数ペア:

[(1, 78840539991), (3, 26280179997), (9, 8760059999), (17, 4637678823), (51, 1545892941), (153, 515297647)]