208319211

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{52967}}^1$

素因数の和:53015

約数の個数: 24

約数和(自身を含む): 330520320

約数和(自身を除く): 122201109

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 52967, 158901, 476703, 1006373, 1218241, 3019119, 3654723, 9057357, 10964169, 23146579, 69439737, 208319211]

約数ペア:

[(1, 208319211), (3, 69439737), (9, 23146579), (19, 10964169), (23, 9057357), (57, 3654723), (69, 3019119), (171, 1218241), (207, 1006373), (437, 476703), (1311, 158901), (3933, 52967)]