257606937

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{95093}}^1$

素因数の和:95149

約数の個数: 24

約数和(自身を含む): 435150144

約数和(自身を除く): 177543207

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 95093, 285279, 665651, 855837, 1996953, 4088999, 5990859, 12266997, 28622993, 36800991, 85868979, 257606937]

約数ペア:

[(1, 257606937), (3, 85868979), (7, 36800991), (9, 28622993), (21, 12266997), (43, 5990859), (63, 4088999), (129, 1996953), (301, 855837), (387, 665651), (903, 285279), (2709, 95093)]