28871815

素因数分解:

$5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{2687}}^1$

素因数の和:3006

約数の個数: 16

約数和(自身を含む): 39739392

約数和(自身を除く): 10867577

約数列:

[1, 5, 7, 35, 307, 1535, 2149, 2687, 10745, 13435, 18809, 94045, 824909, 4124545, 5774363, 28871815]

約数ペア:

[(1, 28871815), (5, 5774363), (7, 4124545), (35, 824909), (307, 94045), (1535, 18809), (2149, 13435), (2687, 10745)]