28567385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{74201}}^1$

素因数の和:74224

約数の個数: 16

約数和(自身を含む): 42740352

約数和(自身を除く): 14172967

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 74201, 371005, 519407, 816211, 2597035, 4081055, 5713477, 28567385]

約数ペア:

[(1, 28567385), (5, 5713477), (7, 4081055), (11, 2597035), (35, 816211), (55, 519407), (77, 371005), (385, 74201)]