85550521

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2137}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 107242080

約数和(自身を除く): 21691559

約数列:

[1, 7, 19, 43, 49, 133, 301, 817, 931, 2107, 2137, 5719, 14959, 40033, 40603, 91891, 104713, 284221, 643237, 1745929, 1989547, 4502659, 12221503, 85550521]

約数ペア:

[(1, 85550521), (7, 12221503), (19, 4502659), (43, 1989547), (49, 1745929), (133, 643237), (301, 284221), (817, 104713), (931, 91891), (2107, 40603), (2137, 40033), (5719, 14959)]