12427492

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 27393408

約数和(自身を除く): 14965916

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 157, 257, 308, 314, 514, 628, 1028, 1099, 1727, 1799, 2198, 2827, 3454, 3598, 4396, 5654, 6908, 7196, 11308, 12089, 19789, 24178, 39578, 40349, 48356, 79156, 80698, 161396, 282443, 443839, 564886, 887678, 1129772, 1775356, 3106873, 6213746, 12427492]

約数ペア:

[(1, 12427492), (2, 6213746), (4, 3106873), (7, 1775356), (11, 1129772), (14, 887678), (22, 564886), (28, 443839), (44, 282443), (77, 161396), (154, 80698), (157, 79156), (257, 48356), (308, 40349), (314, 39578), (514, 24178), (628, 19789), (1028, 12089), (1099, 11308), (1727, 7196), (1799, 6908), (2198, 5654), (2827, 4396), (3454, 3598)]