81226943

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1\times {\mathrm{313}}^1$

素因数の和:734

約数の個数: 16

約数和(自身を含む): 94169856

約数和(自身を除く): 12942913

約数列:

[1, 7, 131, 283, 313, 917, 1981, 2191, 37073, 41003, 88579, 259511, 287021, 620053, 11603849, 81226943]

約数ペア:

[(1, 81226943), (7, 11603849), (131, 620053), (283, 287021), (313, 259511), (917, 88579), (1981, 41003), (2191, 37073)]