71628508

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{20143}}^1$

素因数の和:20281

約数の個数: 24

約数和(自身を含む): 144392192

約数和(自身を除く): 72763684

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 20143, 40286, 80572, 141001, 282002, 564004, 2558161, 5116322, 10232644, 17907127, 35814254, 71628508]

約数ペア:

[(1, 71628508), (2, 35814254), (4, 17907127), (7, 10232644), (14, 5116322), (28, 2558161), (127, 564004), (254, 282002), (508, 141001), (889, 80572), (1778, 40286), (3556, 20143)]