128149218938

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{499}}^1\times {\mathrm{759799}}^1$

素因数の和:760326

約数の個数: 24

約数和(自身を含む): 208565100000

約数和(自身を除く): 80415881062

約数列:

[1, 2, 13, 26, 169, 338, 499, 998, 6487, 12974, 84331, 168662, 759799, 1519598, 9877387, 19754774, 128406031, 256812062, 379139701, 758279402, 4928816113, 9857632226, 64074609469, 128149218938]

約数ペア:

[(1, 128149218938), (2, 64074609469), (13, 9857632226), (26, 4928816113), (169, 758279402), (338, 379139701), (499, 256812062), (998, 128406031), (6487, 19754774), (12974, 9877387), (84331, 1519598), (168662, 759799)]