27621351

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 43070720

約数和(自身を除く): 15449369

約数列:

[1, 3, 9, 27, 37, 43, 111, 129, 333, 387, 643, 999, 1161, 1591, 1929, 4773, 5787, 14319, 17361, 23791, 27649, 42957, 71373, 82947, 214119, 248841, 642357, 746523, 1023013, 3069039, 9207117, 27621351]

約数ペア:

[(1, 27621351), (3, 9207117), (9, 3069039), (27, 1023013), (37, 746523), (43, 642357), (111, 248841), (129, 214119), (333, 82947), (387, 71373), (643, 42957), (999, 27649), (1161, 23791), (1591, 17361), (1929, 14319), (4773, 5787)]