27581813

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{1637}}^1$

素因数の和:1756

約数の個数: 16

約数和(自身を含む): 33022080

約数和(自身を除く): 5440267

約数列:

[1, 7, 29, 83, 203, 581, 1637, 2407, 11459, 16849, 47473, 135871, 332311, 951097, 3940259, 27581813]

約数ペア:

[(1, 27581813), (7, 3940259), (29, 951097), (83, 332311), (203, 135871), (581, 47473), (1637, 16849), (2407, 11459)]