68696991

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{77101}}^1$

素因数の和:77124

約数の個数: 20

約数和(自身を含む): 111952104

約数和(自身を除く): 43255113

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 77101, 231303, 693909, 848111, 2081727, 2544333, 6245181, 7632999, 22898997, 68696991]

約数ペア:

[(1, 68696991), (3, 22898997), (9, 7632999), (11, 6245181), (27, 2544333), (33, 2081727), (81, 848111), (99, 693909), (297, 231303), (891, 77101)]