78205468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{11321}}^1$

素因数の和:11493

約数の個数: 24

約数和(自身を含む): 150265584

約数和(自身を除く): 72060116

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 3454, 6908, 11321, 22642, 45284, 124531, 249062, 498124, 1777397, 3554794, 7109588, 19551367, 39102734, 78205468]

約数ペア:

[(1, 78205468), (2, 39102734), (4, 19551367), (11, 7109588), (22, 3554794), (44, 1777397), (157, 498124), (314, 249062), (628, 124531), (1727, 45284), (3454, 22642), (6908, 11321)]