85020921

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{25601}}^1$

素因数の和:25654

約数の個数: 20

約数和(自身を含む): 130109364

約数和(自身を除く): 45088443

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 25601, 76803, 230409, 691227, 1049641, 2073681, 3148923, 9446769, 28340307, 85020921]

約数ペア:

[(1, 85020921), (3, 28340307), (9, 9446769), (27, 3148923), (41, 2073681), (81, 1049641), (123, 691227), (369, 230409), (1107, 76803), (3321, 25601)]