239090019

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1777}}^1$

素因数の和:1979

約数の個数: 32

約数和(自身を含む): 375513600

約数和(自身を除く): 136423581

約数列:

[1, 3, 7, 21, 43, 129, 149, 301, 447, 903, 1043, 1777, 3129, 5331, 6407, 12439, 19221, 37317, 44849, 76411, 134547, 229233, 264773, 534877, 794319, 1604631, 1853411, 5560233, 11385239, 34155717, 79696673, 239090019]

約数ペア:

[(1, 239090019), (3, 79696673), (7, 34155717), (21, 11385239), (43, 5560233), (129, 1853411), (149, 1604631), (301, 794319), (447, 534877), (903, 264773), (1043, 229233), (1777, 134547), (3129, 76411), (5331, 44849), (6407, 37317), (12439, 19221)]