51393903

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 76971264

約数和(自身を除く): 25577361

約数列:

[1, 3, 11, 33, 61, 121, 183, 211, 363, 633, 671, 1331, 2013, 2321, 3993, 6963, 7381, 12871, 22143, 25531, 38613, 76593, 81191, 141581, 243573, 280841, 424743, 842523, 1557391, 4672173, 17131301, 51393903]

約数ペア:

[(1, 51393903), (3, 17131301), (11, 4672173), (33, 1557391), (61, 842523), (121, 424743), (183, 280841), (211, 243573), (363, 141581), (633, 81191), (671, 76593), (1331, 38613), (2013, 25531), (2321, 22143), (3993, 12871), (6963, 7381)]