28306105

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1031}}^1$

素因数の和:1089

約数の個数: 24

約数和(自身を含む): 38018880

約数和(自身を除く): 9712775

約数列:

[1, 5, 17, 19, 85, 95, 289, 323, 1031, 1445, 1615, 5155, 5491, 17527, 19589, 27455, 87635, 97945, 297959, 333013, 1489795, 1665065, 5661221, 28306105]

約数ペア:

[(1, 28306105), (5, 5661221), (17, 1665065), (19, 1489795), (85, 333013), (95, 297959), (289, 97945), (323, 87635), (1031, 27455), (1445, 19589), (1615, 17527), (5155, 5491)]