28227055

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{4001}}^1$

素因数の和:4106

約数の個数: 16

約数和(自身を含む): 36306144

約数和(自身を除く): 8079089

約数列:

[1, 5, 17, 83, 85, 415, 1411, 4001, 7055, 20005, 68017, 332083, 340085, 1660415, 5645411, 28227055]

約数ペア:

[(1, 28227055), (5, 5645411), (17, 1660415), (83, 340085), (85, 332083), (415, 68017), (1411, 20005), (4001, 7055)]