81911071

素因数分解:

${\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 32

約数和(自身を含む): 98380800

約数和(自身を除く): 16469729

約数列:

[1, 11, 19, 41, 79, 121, 209, 451, 779, 869, 1331, 1501, 2299, 3239, 4961, 8569, 9559, 16511, 25289, 35629, 54571, 61541, 94259, 105149, 181621, 391919, 676951, 1036849, 1997831, 4311109, 7446461, 81911071]

約数ペア:

[(1, 81911071), (11, 7446461), (19, 4311109), (41, 1997831), (79, 1036849), (121, 676951), (209, 391919), (451, 181621), (779, 105149), (869, 94259), (1331, 61541), (1501, 54571), (2299, 35629), (3239, 25289), (4961, 16511), (8569, 9559)]