205121655

素因数分解:

$3^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{8011}}^1$

素因数の和:8591

約数の個数: 24

約数和(自身を含む): 356213520

約数和(自身を除く): 151091865

約数列:

[1, 3, 5, 9, 15, 45, 569, 1707, 2845, 5121, 8011, 8535, 24033, 25605, 40055, 72099, 120165, 360495, 4558259, 13674777, 22791295, 41024331, 68373885, 205121655]

約数ペア:

[(1, 205121655), (3, 68373885), (5, 41024331), (9, 22791295), (15, 13674777), (45, 4558259), (569, 360495), (1707, 120165), (2845, 72099), (5121, 40055), (8011, 25605), (8535, 24033)]