142906687

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{24103}}^1$

素因数の和:24139

約数の個数: 18

約数和(自身を含む): 182732424

約数和(自身を除く): 39825737

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 5929, 24103, 168721, 265133, 1181047, 1855931, 2916463, 12991517, 20415241, 142906687]

約数ペア:

[(1, 142906687), (7, 20415241), (11, 12991517), (49, 2916463), (77, 1855931), (121, 1181047), (539, 265133), (847, 168721), (5929, 24103)]