25670691

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 41783040

約数和(自身を除く): 16112349

約数列:

[1, 3, 9, 19, 23, 57, 61, 69, 107, 171, 183, 207, 321, 437, 549, 963, 1159, 1311, 1403, 2033, 2461, 3477, 3933, 4209, 6099, 6527, 7383, 10431, 12627, 18297, 19581, 22149, 26657, 46759, 58743, 79971, 124013, 140277, 150121, 239913, 372039, 420831, 450363, 1116117, 1351089, 2852299, 8556897, 25670691]

約数ペア:

[(1, 25670691), (3, 8556897), (9, 2852299), (19, 1351089), (23, 1116117), (57, 450363), (61, 420831), (69, 372039), (107, 239913), (171, 150121), (183, 140277), (207, 124013), (321, 79971), (437, 58743), (549, 46759), (963, 26657), (1159, 22149), (1311, 19581), (1403, 18297), (2033, 12627), (2461, 10431), (3477, 7383), (3933, 6527), (4209, 6099)]