57218457

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 82188288

約数和(自身を除く): 24969831

約数列:

[1, 3, 23, 69, 83, 97, 103, 249, 291, 309, 1909, 2231, 2369, 5727, 6693, 7107, 8051, 8549, 9991, 24153, 25647, 29973, 185173, 196627, 229793, 555519, 589881, 689379, 829253, 2487759, 19072819, 57218457]

約数ペア:

[(1, 57218457), (3, 19072819), (23, 2487759), (69, 829253), (83, 689379), (97, 589881), (103, 555519), (249, 229793), (291, 196627), (309, 185173), (1909, 29973), (2231, 25647), (2369, 24153), (5727, 9991), (6693, 8549), (7107, 8051)]