27948123

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 48023040

約数和(自身を除く): 20074917

約数列:

[1, 3, 7, 9, 21, 59, 63, 73, 103, 177, 219, 309, 413, 511, 531, 657, 721, 927, 1239, 1533, 2163, 3717, 4307, 4599, 6077, 6489, 7519, 12921, 18231, 22557, 30149, 38763, 42539, 52633, 54693, 67671, 90447, 127617, 157899, 271341, 382851, 443621, 473697, 1330863, 3105347, 3992589, 9316041, 27948123]

約数ペア:

[(1, 27948123), (3, 9316041), (7, 3992589), (9, 3105347), (21, 1330863), (59, 473697), (63, 443621), (73, 382851), (103, 271341), (177, 157899), (219, 127617), (309, 90447), (413, 67671), (511, 54693), (531, 52633), (657, 42539), (721, 38763), (927, 30149), (1239, 22557), (1533, 18231), (2163, 12921), (3717, 7519), (4307, 6489), (4599, 6077)]