678741606

素因数分解:

$2^1\times 3^4\times {\mathrm{4189763}}^1$

素因数の和:4189777

約数の個数: 20

約数和(自身を含む): 1520884332

約数和(自身を除く): 842142726

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 4189763, 8379526, 12569289, 25138578, 37707867, 75415734, 113123601, 226247202, 339370803, 678741606]

約数ペア:

[(1, 678741606), (2, 339370803), (3, 226247202), (6, 113123601), (9, 75415734), (18, 37707867), (27, 25138578), (54, 12569289), (81, 8379526), (162, 4189763)]