128210007884

素因数分解:

$2^2\times 7^1\times {\mathrm{11939}}^1\times {\mathrm{383527}}^1$

素因数の和:395477

約数の個数: 24

約数和(自身を含む): 256442161920

約数和(自身を除く): 128232154036

約数列:

[1, 2, 4, 7, 14, 28, 11939, 23878, 47756, 83573, 167146, 334292, 383527, 767054, 1534108, 2684689, 5369378, 10738756, 4578928853, 9157857706, 18315715412, 32052501971, 64105003942, 128210007884]

約数ペア:

[(1, 128210007884), (2, 64105003942), (4, 32052501971), (7, 18315715412), (14, 9157857706), (28, 4578928853), (11939, 10738756), (23878, 5369378), (47756, 2684689), (83573, 1534108), (167146, 767054), (334292, 383527)]