16663431

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 24427008

約数和(自身を除く): 7763577

約数列:

[1, 3, 23, 37, 61, 69, 107, 111, 183, 321, 851, 1403, 2257, 2461, 2553, 3959, 4209, 6527, 6771, 7383, 11877, 19581, 51911, 91057, 150121, 155733, 241499, 273171, 450363, 724497, 5554477, 16663431]

約数ペア:

[(1, 16663431), (3, 5554477), (23, 724497), (37, 450363), (61, 273171), (69, 241499), (107, 155733), (111, 150121), (183, 91057), (321, 51911), (851, 19581), (1403, 11877), (2257, 7383), (2461, 6771), (2553, 6527), (3959, 4209)]