40718979

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15031}}^1$

素因数の和:15087

約数の個数: 24

約数和(自身を含む): 68786432

約数和(自身を除く): 28067453

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 15031, 45093, 105217, 135279, 315651, 646333, 946953, 1938999, 4524331, 5816997, 13572993, 40718979]

約数ペア:

[(1, 40718979), (3, 13572993), (7, 5816997), (9, 4524331), (21, 1938999), (43, 946953), (63, 646333), (129, 315651), (301, 135279), (387, 105217), (903, 45093), (2709, 15031)]