257427982

素因数分解:

$2^1\times 7^1\times {\mathrm{1291}}^1\times {\mathrm{14243}}^1$

素因数の和:15543

約数の個数: 16

約数和(自身を含む): 441677952

約数和(自身を除く): 184249970

約数列:

[1, 2, 7, 14, 1291, 2582, 9037, 14243, 18074, 28486, 99701, 199402, 18387713, 36775426, 128713991, 257427982]

約数ペア:

[(1, 257427982), (2, 128713991), (7, 36775426), (14, 18387713), (1291, 199402), (2582, 99701), (9037, 28486), (14243, 18074)]