28037905

素因数分解:

$5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{3529}}^1$

素因数の和:3768

約数の個数: 16

約数和(自身を含む): 38632320

約数和(自身を除く): 10594415

約数列:

[1, 5, 7, 35, 227, 1135, 1589, 3529, 7945, 17645, 24703, 123515, 801083, 4005415, 5607581, 28037905]

約数ペア:

[(1, 28037905), (5, 5607581), (7, 4005415), (35, 801083), (227, 123515), (1135, 24703), (1589, 17645), (3529, 7945)]