205948617

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{34171}}^1$

素因数の和:34229

約数の個数: 24

約数和(自身を含む): 327231072

約数和(自身を除く): 121282455

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 6027, 34171, 102513, 239197, 717591, 1401011, 1674379, 4203033, 5023137, 9807077, 29421231, 68649539, 205948617]

約数ペア:

[(1, 205948617), (3, 68649539), (7, 29421231), (21, 9807077), (41, 5023137), (49, 4203033), (123, 1674379), (147, 1401011), (287, 717591), (861, 239197), (2009, 102513), (6027, 34171)]