9181809999

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{9091}}^1$

素因数の和:9477

約数の個数: 40

約数和(自身を含む): 14130095408

約数和(自身を除く): 4948285409

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 337, 999, 1011, 2997, 3033, 9091, 9099, 12469, 27273, 27297, 37407, 81819, 112221, 245457, 336367, 336663, 736371, 1009101, 1009989, 3027303, 3063667, 9081909, 9191001, 27245727, 27573003, 82719009, 113355679, 248157027, 340067037, 1020201111, 3060603333, 9181809999]

約数ペア:

[(1, 9181809999), (3, 3060603333), (9, 1020201111), (27, 340067037), (37, 248157027), (81, 113355679), (111, 82719009), (333, 27573003), (337, 27245727), (999, 9191001), (1011, 9081909), (2997, 3063667), (3033, 3027303), (9091, 1009989), (9099, 1009101), (12469, 736371), (27273, 336663), (27297, 336367), (37407, 245457), (81819, 112221)]