1685890221

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{252341}}^1$

素因数の和:252492

約数の個数: 16

約数和(自身を含む): 2398258368

約数和(自身を除く): 712368147

約数列:

[1, 3, 17, 51, 131, 393, 2227, 6681, 252341, 757023, 4289797, 12869391, 33056671, 99170013, 561963407, 1685890221]

約数ペア:

[(1, 1685890221), (3, 561963407), (17, 99170013), (51, 33056671), (131, 12869391), (393, 4289797), (2227, 757023), (6681, 252341)]