17742807

素因数分解:

$3^4\times {\mathrm{317}}^1\times {\mathrm{691}}^1$

素因数の和:1020

約数の個数: 20

約数和(自身を含む): 26626776

約数和(自身を除く): 8883969

約数列:

[1, 3, 9, 27, 81, 317, 691, 951, 2073, 2853, 6219, 8559, 18657, 25677, 55971, 219047, 657141, 1971423, 5914269, 17742807]

約数ペア:

[(1, 17742807), (3, 5914269), (9, 1971423), (27, 657141), (81, 219047), (317, 55971), (691, 25677), (951, 18657), (2073, 8559), (2853, 6219)]