81256234

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1\times {\mathrm{1427}}^1$

素因数の和:1901

約数の個数: 16

約数和(自身を含む): 123996096

約数和(自身を除く): 42739862

約数列:

[1, 2, 71, 142, 401, 802, 1427, 2854, 28471, 56942, 101317, 202634, 572227, 1144454, 40628117, 81256234]

約数ペア:

[(1, 81256234), (2, 40628117), (71, 1144454), (142, 572227), (401, 202634), (802, 101317), (1427, 56942), (2854, 28471)]