127712162

素因数分解:

$2^1\times {\mathrm{61}}^2\times {\mathrm{131}}^2$

素因数の和:386

約数の個数: 18

約数和(自身を含む): 196258257

約数和(自身を除く): 68546095

約数列:

[1, 2, 61, 122, 131, 262, 3721, 7442, 7991, 15982, 17161, 34322, 487451, 974902, 1046821, 2093642, 63856081, 127712162]

約数ペア:

[(1, 127712162), (2, 63856081), (61, 2093642), (122, 1046821), (131, 974902), (262, 487451), (3721, 34322), (7442, 17161), (7991, 15982)]