31656141

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{709}}^1$

素因数の和:778

約数の個数: 36

約数和(自身を含む): 51558780

約数和(自身を除く): 19902639

約数列:

[1, 3, 9, 11, 33, 41, 99, 121, 123, 363, 369, 451, 709, 1089, 1353, 2127, 4059, 4961, 6381, 7799, 14883, 23397, 29069, 44649, 70191, 85789, 87207, 257367, 261621, 319759, 772101, 959277, 2877831, 3517349, 10552047, 31656141]

約数ペア:

[(1, 31656141), (3, 10552047), (9, 3517349), (11, 2877831), (33, 959277), (41, 772101), (99, 319759), (121, 261621), (123, 257367), (363, 87207), (369, 85789), (451, 70191), (709, 44649), (1089, 29069), (1353, 23397), (2127, 14883), (4059, 7799), (4961, 6381)]