71159116

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{20011}}^1$

素因数の和:20149

約数の個数: 24

約数和(自身を含む): 143446016

約数和(自身を除く): 72286900

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 20011, 40022, 80044, 140077, 280154, 560308, 2541397, 5082794, 10165588, 17789779, 35579558, 71159116]

約数ペア:

[(1, 71159116), (2, 35579558), (4, 17789779), (7, 10165588), (14, 5082794), (28, 2541397), (127, 560308), (254, 280154), (508, 140077), (889, 80044), (1778, 40022), (3556, 20011)]