28289095

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{421}}^1$

素因数の和:666

約数の個数: 16

約数和(自身を含む): 34637760

約数和(自身を除く): 6348665

約数列:

[1, 5, 89, 151, 421, 445, 755, 2105, 13439, 37469, 63571, 67195, 187345, 317855, 5657819, 28289095]

約数ペア:

[(1, 28289095), (5, 5657819), (89, 317855), (151, 187345), (421, 67195), (445, 63571), (755, 37469), (2105, 13439)]