104456639

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{20929}}^1$

素因数の和:20990

約数の個数: 16

約数和(自身を含む): 128593920

約数和(自身を除く): 24137281

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 20929, 146503, 481367, 648799, 3369569, 4541593, 14922377, 104456639]

約数ペア:

[(1, 104456639), (7, 14922377), (23, 4541593), (31, 3369569), (161, 648799), (217, 481367), (713, 146503), (4991, 20929)]