18589109

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1291}}^1$

素因数の和:1337

約数の個数: 24

約数和(自身を含む): 24744384

約数和(自身を除く): 6155275

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 847, 1291, 1309, 2057, 9037, 14201, 14399, 21947, 99407, 153629, 156211, 241417, 1093477, 1689919, 2655587, 18589109]

約数ペア:

[(1, 18589109), (7, 2655587), (11, 1689919), (17, 1093477), (77, 241417), (119, 156211), (121, 153629), (187, 99407), (847, 21947), (1291, 14399), (1309, 14201), (2057, 9037)]