121243221

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 198402048

約数和(自身を除く): 77158827

約数列:

[1, 3, 9, 11, 33, 47, 71, 99, 141, 213, 367, 423, 517, 639, 781, 1101, 1551, 2343, 3303, 3337, 4037, 4653, 7029, 10011, 12111, 17249, 26057, 30033, 36333, 36707, 51747, 78171, 110121, 155241, 189739, 234513, 286627, 330363, 569217, 859881, 1224679, 1707651, 2579643, 3674037, 11022111, 13471469, 40414407, 121243221]

約数ペア:

[(1, 121243221), (3, 40414407), (9, 13471469), (11, 11022111), (33, 3674037), (47, 2579643), (71, 1707651), (99, 1224679), (141, 859881), (213, 569217), (367, 330363), (423, 286627), (517, 234513), (639, 189739), (781, 155241), (1101, 110121), (1551, 78171), (2343, 51747), (3303, 36707), (3337, 36333), (4037, 30033), (4653, 26057), (7029, 17249), (10011, 12111)]