210707001

素因数分解:

$3^5\times {\mathrm{709}}^1\times {\mathrm{1223}}^1$

素因数の和:1947

約数の個数: 24

約数和(自身を含む): 316330560

約数和(自身を除く): 105623559

約数列:

[1, 3, 9, 27, 81, 243, 709, 1223, 2127, 3669, 6381, 11007, 19143, 33021, 57429, 99063, 172287, 297189, 867107, 2601321, 7803963, 23411889, 70235667, 210707001]

約数ペア:

[(1, 210707001), (3, 70235667), (9, 23411889), (27, 7803963), (81, 2601321), (243, 867107), (709, 297189), (1223, 172287), (2127, 99063), (3669, 57429), (6381, 33021), (11007, 19143)]