78206876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{2689}}^1$

素因数の和:3365

約数の個数: 24

約数和(自身を含む): 149585520

約数和(自身を除く): 71378644

約数列:

[1, 2, 4, 11, 22, 44, 661, 1322, 2644, 2689, 5378, 7271, 10756, 14542, 29084, 29579, 59158, 118316, 1777429, 3554858, 7109716, 19551719, 39103438, 78206876]

約数ペア:

[(1, 78206876), (2, 39103438), (4, 19551719), (11, 7109716), (22, 3554858), (44, 1777429), (661, 118316), (1322, 59158), (2644, 29579), (2689, 29084), (5378, 14542), (7271, 10756)]