86851886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{55603}}^1$

素因数の和:55687

約数の個数: 16

約数和(自身を含む): 144125568

約数和(自身を除く): 57273682

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 55603, 111206, 611633, 1223266, 3947813, 7895626, 43425943, 86851886]

約数ペア:

[(1, 86851886), (2, 43425943), (11, 7895626), (22, 3947813), (71, 1223266), (142, 611633), (781, 111206), (1562, 55603)]