80180478

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{636353}}^1$

素因数の和:636368

約数の個数: 24

約数和(自身を含む): 198542448

約数和(自身を除く): 118361970

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 636353, 1272706, 1909059, 3818118, 4454471, 5727177, 8908942, 11454354, 13363413, 26726826, 40090239, 80180478]

約数ペア:

[(1, 80180478), (2, 40090239), (3, 26726826), (6, 13363413), (7, 11454354), (9, 8908942), (14, 5727177), (18, 4454471), (21, 3818118), (42, 1909059), (63, 1272706), (126, 636353)]