399376495

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{8087}}^1$

素因数の和:8199

約数の個数: 32

約数和(自身を含む): 586994688

約数和(自身を除く): 187618193

約数列:

[1, 5, 7, 17, 35, 83, 85, 119, 415, 581, 595, 1411, 2905, 7055, 8087, 9877, 40435, 49385, 56609, 137479, 283045, 671221, 687395, 962353, 3356105, 4698547, 4811765, 11410757, 23492735, 57053785, 79875299, 399376495]

約数ペア:

[(1, 399376495), (5, 79875299), (7, 57053785), (17, 23492735), (35, 11410757), (83, 4811765), (85, 4698547), (119, 3356105), (415, 962353), (581, 687395), (595, 671221), (1411, 283045), (2905, 137479), (7055, 56609), (8087, 49385), (9877, 40435)]