12118821

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 19922112

約数和(自身を除く): 7803291

約数列:

[1, 3, 11, 13, 33, 39, 41, 53, 123, 143, 159, 169, 429, 451, 507, 533, 583, 689, 1353, 1599, 1749, 1859, 2067, 2173, 5577, 5863, 6519, 6929, 7579, 8957, 17589, 20787, 22737, 23903, 26871, 28249, 71709, 76219, 84747, 98527, 228657, 295581, 310739, 367237, 932217, 1101711, 4039607, 12118821]

約数ペア:

[(1, 12118821), (3, 4039607), (11, 1101711), (13, 932217), (33, 367237), (39, 310739), (41, 295581), (53, 228657), (123, 98527), (143, 84747), (159, 76219), (169, 71709), (429, 28249), (451, 26871), (507, 23903), (533, 22737), (583, 20787), (689, 17589), (1353, 8957), (1599, 7579), (1749, 6929), (1859, 6519), (2067, 5863), (2173, 5577)]