25195557

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 36771840

約数和(自身を除く): 11576283

約数列:

[1, 3, 23, 37, 69, 71, 111, 139, 213, 417, 851, 1633, 2553, 2627, 3197, 4899, 5143, 7881, 9591, 9869, 15429, 29607, 60421, 118289, 181263, 226987, 354867, 365153, 680961, 1095459, 8398519, 25195557]

約数ペア:

[(1, 25195557), (3, 8398519), (23, 1095459), (37, 680961), (69, 365153), (71, 354867), (111, 226987), (139, 181263), (213, 118289), (417, 60421), (851, 29607), (1633, 15429), (2553, 9869), (2627, 9591), (3197, 7881), (4899, 5143)]