8995558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 16111872

約数和(自身を除く): 7116314

約数列:

[1, 2, 11, 13, 22, 26, 71, 142, 143, 286, 443, 781, 886, 923, 1562, 1846, 4873, 5759, 9746, 10153, 11518, 20306, 31453, 62906, 63349, 126698, 345983, 408889, 691966, 817778, 4497779, 8995558]

約数ペア:

[(1, 8995558), (2, 4497779), (11, 817778), (13, 691966), (22, 408889), (26, 345983), (71, 126698), (142, 63349), (143, 62906), (286, 31453), (443, 20306), (781, 11518), (886, 10153), (923, 9746), (1562, 5759), (1846, 4873)]