2940039

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 4447872

約数和(自身を除く): 1507833

約数列:

[1, 3, 9, 43, 71, 107, 129, 213, 321, 387, 639, 963, 3053, 4601, 7597, 9159, 13803, 22791, 27477, 41409, 68373, 326671, 980013, 2940039]

約数ペア:

[(1, 2940039), (3, 980013), (9, 326671), (43, 68373), (71, 41409), (107, 27477), (129, 22791), (213, 13803), (321, 9159), (387, 7597), (639, 4601), (963, 3053)]