164449145

素因数分解:

$5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{8087}}^1$

素因数の和:8189

約数の個数: 24

約数和(自身を含む): 232352064

約数和(自身を除く): 67902919

約数列:

[1, 5, 7, 35, 49, 83, 245, 415, 581, 2905, 4067, 8087, 20335, 40435, 56609, 283045, 396263, 671221, 1981315, 3356105, 4698547, 23492735, 32889829, 164449145]

約数ペア:

[(1, 164449145), (5, 32889829), (7, 23492735), (35, 4698547), (49, 3356105), (83, 1981315), (245, 671221), (415, 396263), (581, 283045), (2905, 56609), (4067, 40435), (8087, 20335)]