81171554

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 131410944

約数和(自身を除く): 50239390

約数列:

[1, 2, 23, 41, 46, 82, 193, 223, 386, 446, 943, 1886, 4439, 5129, 7913, 8878, 9143, 10258, 15826, 18286, 43039, 86078, 181999, 210289, 363998, 420578, 989897, 1764599, 1979794, 3529198, 40585777, 81171554]

約数ペア:

[(1, 81171554), (2, 40585777), (23, 3529198), (41, 1979794), (46, 1764599), (82, 989897), (193, 420578), (223, 363998), (386, 210289), (446, 181999), (943, 86078), (1886, 43039), (4439, 18286), (5129, 15826), (7913, 10258), (8878, 9143)]