42689997

素因数分解:

$3^5\times 7^1\times {\mathrm{25097}}^1$

素因数の和:25119

約数の個数: 24

約数和(自身を含む): 73085376

約数和(自身を除く): 30395379

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 25097, 75291, 175679, 225873, 527037, 677619, 1581111, 2032857, 4743333, 6098571, 14229999, 42689997]

約数ペア:

[(1, 42689997), (3, 14229999), (7, 6098571), (9, 4743333), (21, 2032857), (27, 1581111), (63, 677619), (81, 527037), (189, 225873), (243, 175679), (567, 75291), (1701, 25097)]