78675212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1627}}^1$

素因数の和:1806

約数の個数: 48

約数和(自身を含む): 172854528

約数和(自身を除く): 94179316

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 157, 308, 314, 628, 1099, 1627, 1727, 2198, 3254, 3454, 4396, 6508, 6908, 11389, 12089, 17897, 22778, 24178, 35794, 45556, 48356, 71588, 125279, 250558, 255439, 501116, 510878, 1021756, 1788073, 2809829, 3576146, 5619658, 7152292, 11239316, 19668803, 39337606, 78675212]

約数ペア:

[(1, 78675212), (2, 39337606), (4, 19668803), (7, 11239316), (11, 7152292), (14, 5619658), (22, 3576146), (28, 2809829), (44, 1788073), (77, 1021756), (154, 510878), (157, 501116), (308, 255439), (314, 250558), (628, 125279), (1099, 71588), (1627, 48356), (1727, 45556), (2198, 35794), (3254, 24178), (3454, 22778), (4396, 17897), (6508, 12089), (6908, 11389)]