200109316

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{643}}^2$

素因数の和:1312

約数の個数: 27

約数和(自身を含む): 385520583

約数和(自身を除く): 185411267

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 643, 1286, 2572, 7073, 14146, 28292, 77803, 155606, 311212, 413449, 826898, 1653796, 4547939, 9095878, 18191756, 50027329, 100054658, 200109316]

約数ペア:

[(1, 200109316), (2, 100054658), (4, 50027329), (11, 18191756), (22, 9095878), (44, 4547939), (121, 1653796), (242, 826898), (484, 413449), (643, 311212), (1286, 155606), (2572, 77803), (7073, 28292)]