81175081

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2837}}^1$

素因数の和:2952

約数の個数: 16

約数和(自身を含む): 91542528

約数和(自身を除く): 10367447

約数列:

[1, 13, 31, 71, 403, 923, 2201, 2837, 28613, 36881, 87947, 201427, 1143311, 2618551, 6244237, 81175081]

約数ペア:

[(1, 81175081), (13, 6244237), (31, 2618551), (71, 1143311), (403, 201427), (923, 87947), (2201, 36881), (2837, 28613)]