128526805

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{1949}}^1$

素因数の和:2085

約数の個数: 24

約数和(自身を含む): 171171000

約数和(自身を除く): 42644195

約数列:

[1, 5, 11, 55, 109, 121, 545, 605, 1199, 1949, 5995, 9745, 13189, 21439, 65945, 107195, 212441, 235829, 1062205, 1179145, 2336851, 11684255, 25705361, 128526805]

約数ペア:

[(1, 128526805), (5, 25705361), (11, 11684255), (55, 2336851), (109, 1179145), (121, 1062205), (545, 235829), (605, 212441), (1199, 107195), (1949, 65945), (5995, 21439), (9745, 13189)]