68040891

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:433

約数の個数: 40

約数和(自身を含む): 106158624

約数和(自身を除く): 38117733

約数列:

[1, 3, 9, 27, 37, 73, 81, 111, 219, 311, 333, 657, 933, 999, 1971, 2701, 2799, 2997, 5913, 8103, 8397, 11507, 22703, 24309, 25191, 34521, 68109, 72927, 103563, 204327, 218781, 310689, 612981, 840011, 932067, 1838943, 2520033, 7560099, 22680297, 68040891]

約数ペア:

[(1, 68040891), (3, 22680297), (9, 7560099), (27, 2520033), (37, 1838943), (73, 932067), (81, 840011), (111, 612981), (219, 310689), (311, 218781), (333, 204327), (657, 103563), (933, 72927), (999, 68109), (1971, 34521), (2701, 25191), (2799, 24309), (2997, 22703), (5913, 11507), (8103, 8397)]