208296711

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{10111}}^1$

素因数の和:10236

約数の個数: 32

約数和(自身を含む): 355942400

約数和(自身を除く): 147645689

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 763, 981, 2289, 2943, 6867, 10111, 20601, 30333, 70777, 90999, 212331, 272997, 636993, 1102099, 1910979, 3306297, 7714693, 9918891, 23144079, 29756673, 69432237, 208296711]

約数ペア:

[(1, 208296711), (3, 69432237), (7, 29756673), (9, 23144079), (21, 9918891), (27, 7714693), (63, 3306297), (109, 1910979), (189, 1102099), (327, 636993), (763, 272997), (981, 212331), (2289, 90999), (2943, 70777), (6867, 30333), (10111, 20601)]