27691279

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{3361}}^1$

素因数の和:3486

約数の個数: 16

約数和(自身を含む): 34857216

約数和(自身を除く): 7165937

約数列:

[1, 7, 11, 77, 107, 749, 1177, 3361, 8239, 23527, 36971, 258797, 359627, 2517389, 3955897, 27691279]

約数ペア:

[(1, 27691279), (7, 3955897), (11, 2517389), (77, 359627), (107, 258797), (749, 36971), (1177, 23527), (3361, 8239)]