81103666

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{304901}}^1$

素因数の和:304929

約数の個数: 16

約数和(自身を含む): 146352960

約数和(自身を除く): 65249294

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 304901, 609802, 2134307, 4268614, 5793119, 11586238, 40551833, 81103666]

約数ペア:

[(1, 81103666), (2, 40551833), (7, 11586238), (14, 5793119), (19, 4268614), (38, 2134307), (133, 609802), (266, 304901)]