12705121

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:273

約数の個数: 24

約数和(自身を含む): 15484392

約数和(自身を除く): 2779271

約数列:

[1, 11, 13, 41, 121, 143, 197, 451, 533, 1573, 2167, 2561, 4961, 5863, 8077, 23837, 28171, 64493, 88847, 105001, 309881, 977317, 1155011, 12705121]

約数ペア:

[(1, 12705121), (11, 1155011), (13, 977317), (41, 309881), (121, 105001), (143, 88847), (197, 64493), (451, 28171), (533, 23837), (1573, 8077), (2167, 5863), (2561, 4961)]