51731523

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1109}}^1$

素因数の和:1259

約数の個数: 24

約数和(自身を含む): 76883040

約数和(自身を除く): 25151517

約数列:

[1, 3, 9, 71, 73, 213, 219, 639, 657, 1109, 3327, 5183, 9981, 15549, 46647, 78739, 80957, 236217, 242871, 708651, 728613, 5747947, 17243841, 51731523]

約数ペア:

[(1, 51731523), (3, 17243841), (9, 5747947), (71, 728613), (73, 708651), (213, 242871), (219, 236217), (639, 80957), (657, 78739), (1109, 46647), (3327, 15549), (5183, 9981)]