12540209

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2069}}^1$

素因数の和:2128

約数の個数: 16

約数和(自身を含む): 14904000

約数和(自身を除く): 2363791

約数列:

[1, 11, 19, 29, 209, 319, 551, 2069, 6061, 22759, 39311, 60001, 432421, 660011, 1140019, 12540209]

約数ペア:

[(1, 12540209), (11, 1140019), (19, 660011), (29, 432421), (209, 60001), (319, 39311), (551, 22759), (2069, 6061)]