12320661

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:836

約数の個数: 16

約数和(自身を含む): 16948800

約数和(自身を除く): 4628139

約数列:

[1, 3, 43, 129, 149, 447, 641, 1923, 6407, 19221, 27563, 82689, 95509, 286527, 4106887, 12320661]

約数ペア:

[(1, 12320661), (3, 4106887), (43, 286527), (129, 95509), (149, 82689), (447, 27563), (641, 19221), (1923, 6407)]