16555147

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{107}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 20590848

約数和(自身を除く): 4035701

約数列:

[1, 7, 23, 31, 107, 161, 217, 713, 749, 961, 2461, 3317, 4991, 6727, 17227, 22103, 23219, 76291, 102827, 154721, 534037, 719789, 2365021, 16555147]

約数ペア:

[(1, 16555147), (7, 2365021), (23, 719789), (31, 534037), (107, 154721), (161, 102827), (217, 76291), (713, 23219), (749, 22103), (961, 17227), (2461, 6727), (3317, 4991)]