1279236

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 3468416

約数和(自身を除く): 2189180

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 97, 157, 194, 291, 314, 388, 471, 582, 628, 679, 942, 1099, 1164, 1358, 1884, 2037, 2198, 2716, 3297, 4074, 4396, 6594, 8148, 13188, 15229, 30458, 45687, 60916, 91374, 106603, 182748, 213206, 319809, 426412, 639618, 1279236]

約数ペア:

[(1, 1279236), (2, 639618), (3, 426412), (4, 319809), (6, 213206), (7, 182748), (12, 106603), (14, 91374), (21, 60916), (28, 45687), (42, 30458), (84, 15229), (97, 13188), (157, 8148), (194, 6594), (291, 4396), (314, 4074), (388, 3297), (471, 2716), (582, 2198), (628, 2037), (679, 1884), (942, 1358), (1099, 1164)]