12889591

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3919}}^1$

素因数の和:3966

約数の個数: 16

約数和(自身を含む): 15805440

約数和(自身を除く): 2915849

約数列:

[1, 11, 13, 23, 143, 253, 299, 3289, 3919, 43109, 50947, 90137, 560417, 991507, 1171781, 12889591]

約数ペア:

[(1, 12889591), (11, 1171781), (13, 991507), (23, 560417), (143, 90137), (253, 50947), (299, 43109), (3289, 3919)]