28062265

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{72889}}^1$

素因数の和:72912

約数の個数: 16

約数和(自身を含む): 41984640

約数和(自身を除く): 13922375

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 72889, 364445, 510223, 801779, 2551115, 4008895, 5612453, 28062265]

約数ペア:

[(1, 28062265), (5, 5612453), (7, 4008895), (11, 2551115), (35, 801779), (55, 510223), (77, 364445), (385, 72889)]