28869911

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1657}}^1$

素因数の和:1814

約数の個数: 16

約数和(自身を含む): 35016960

約数和(自身を除く): 6147049

約数列:

[1, 7, 19, 131, 133, 917, 1657, 2489, 11599, 17423, 31483, 217067, 220381, 1519469, 4124273, 28869911]

約数ペア:

[(1, 28869911), (7, 4124273), (19, 1519469), (131, 220381), (133, 217067), (917, 31483), (1657, 17423), (2489, 11599)]