131777478

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{997}}^1\times {\mathrm{1049}}^1$

素因数の和:2061

約数の個数: 48

約数和(自身を含む): 326944800

約数和(自身を除く): 195167322

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 997, 1049, 1994, 2098, 2991, 3147, 5982, 6294, 6979, 7343, 8973, 9441, 13958, 14686, 17946, 18882, 20937, 22029, 41874, 44058, 62811, 66087, 125622, 132174, 1045853, 2091706, 3137559, 6275118, 7320971, 9412677, 14641942, 18825354, 21962913, 43925826, 65888739, 131777478]

約数ペア:

[(1, 131777478), (2, 65888739), (3, 43925826), (6, 21962913), (7, 18825354), (9, 14641942), (14, 9412677), (18, 7320971), (21, 6275118), (42, 3137559), (63, 2091706), (126, 1045853), (997, 132174), (1049, 125622), (1994, 66087), (2098, 62811), (2991, 44058), (3147, 41874), (5982, 22029), (6294, 20937), (6979, 18882), (7343, 17946), (8973, 14686), (9441, 13958)]