389675517

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1686907}}^1$

素因数の和:1686928

約数の個数: 16

約数和(自身を含む): 647772672

約数和(自身を除く): 258097155

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 1686907, 5060721, 11808349, 18555977, 35425047, 55667931, 129891839, 389675517]

約数ペア:

[(1, 389675517), (3, 129891839), (7, 55667931), (11, 35425047), (21, 18555977), (33, 11808349), (77, 5060721), (231, 1686907)]