639330494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1263499}}^1$

素因数の和:1263535

約数の個数: 16

約数和(自身を含む): 1091664000

約数和(自身を除く): 452333506

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 1263499, 2526998, 13898489, 27796978, 29060477, 58120954, 319665247, 639330494]

約数ペア:

[(1, 639330494), (2, 319665247), (11, 58120954), (22, 29060477), (23, 27796978), (46, 13898489), (253, 2526998), (506, 1263499)]