388642437

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{7127}}^1$

素因数の和:7289

約数の個数: 24

約数和(自身を含む): 575999424

約数和(自身を除く): 187356987

約数列:

[1, 3, 9, 73, 83, 219, 249, 657, 747, 6059, 7127, 18177, 21381, 54531, 64143, 520271, 591541, 1560813, 1774623, 4682439, 5323869, 43182493, 129547479, 388642437]

約数ペア:

[(1, 388642437), (3, 129547479), (9, 43182493), (73, 5323869), (83, 4682439), (219, 1774623), (249, 1560813), (657, 591541), (747, 520271), (6059, 64143), (7127, 54531), (18177, 21381)]