128806254

素因数分解:

$2^1\times 3^3\times {\mathrm{157}}^1\times {\mathrm{15193}}^1$

素因数の和:15361

約数の個数: 32

約数和(自身を含む): 288078240

約数和(自身を除く): 159271986

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 157, 314, 471, 942, 1413, 2826, 4239, 8478, 15193, 30386, 45579, 91158, 136737, 273474, 410211, 820422, 2385301, 4770602, 7155903, 14311806, 21467709, 42935418, 64403127, 128806254]

約数ペア:

[(1, 128806254), (2, 64403127), (3, 42935418), (6, 21467709), (9, 14311806), (18, 7155903), (27, 4770602), (54, 2385301), (157, 820422), (314, 410211), (471, 273474), (942, 136737), (1413, 91158), (2826, 45579), (4239, 30386), (8478, 15193)]