339937941

素因数分解:

$3^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{6551}}^1$

素因数の和:6921

約数の個数: 24

約数和(自身を含む): 528825024

約数和(自身を除く): 188887083

約数列:

[1, 3, 7, 21, 49, 147, 353, 1059, 2471, 6551, 7413, 17297, 19653, 45857, 51891, 137571, 320999, 962997, 2312503, 6937509, 16187521, 48562563, 113312647, 339937941]

約数ペア:

[(1, 339937941), (3, 113312647), (7, 48562563), (21, 16187521), (49, 6937509), (147, 2312503), (353, 962997), (1059, 320999), (2471, 137571), (6551, 51891), (7413, 45857), (17297, 19653)]