1208689811

素因数分解:

$7^4\times {\mathrm{29}}^1\times {\mathrm{17359}}^1$

素因数の和:17416

約数の個数: 20

約数和(自身を含む): 1458760800

約数和(自身を除く): 250070989

約数列:

[1, 7, 29, 49, 203, 343, 1421, 2401, 9947, 17359, 69629, 121513, 503411, 850591, 3523877, 5954137, 24667139, 41678959, 172669973, 1208689811]

約数ペア:

[(1, 1208689811), (7, 172669973), (29, 41678959), (49, 24667139), (203, 5954137), (343, 3523877), (1421, 850591), (2401, 503411), (9947, 121513), (17359, 69629)]