28897855

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{9277}}^1$

素因数の和:9378

約数の個数: 16

約数和(自身を含む): 40080960

約数和(自身を除く): 11183105

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 9277, 46385, 64939, 324695, 825653, 4128265, 5779571, 28897855]

約数ペア:

[(1, 28897855), (5, 5779571), (7, 4128265), (35, 825653), (89, 324695), (445, 64939), (623, 46385), (3115, 9277)]