18087903

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{701}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 27158976

約数和(自身を除く): 9071073

約数列:

[1, 3, 9, 47, 61, 141, 183, 423, 549, 701, 2103, 2867, 6309, 8601, 25803, 32947, 42761, 98841, 128283, 296523, 384849, 2009767, 6029301, 18087903]

約数ペア:

[(1, 18087903), (3, 6029301), (9, 2009767), (47, 384849), (61, 296523), (141, 128283), (183, 98841), (423, 42761), (549, 32947), (701, 25803), (2103, 8601), (2867, 6309)]