560131201

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 704246400

約数和(自身を除く): 144115199

約数列:

[1, 7, 29, 43, 49, 89, 103, 203, 301, 623, 721, 1247, 1421, 2107, 2581, 2987, 3827, 4361, 4429, 5047, 8729, 9167, 18067, 20909, 26789, 31003, 61103, 64169, 110983, 126469, 128441, 146363, 187523, 217021, 265843, 394181, 449183, 776881, 899087, 1860901, 2759267, 5438167, 6293609, 11431249, 13026307, 19314869, 80018743, 560131201]

約数ペア:

[(1, 560131201), (7, 80018743), (29, 19314869), (43, 13026307), (49, 11431249), (89, 6293609), (103, 5438167), (203, 2759267), (301, 1860901), (623, 899087), (721, 776881), (1247, 449183), (1421, 394181), (2107, 265843), (2581, 217021), (2987, 187523), (3827, 146363), (4361, 128441), (4429, 126469), (5047, 110983), (8729, 64169), (9167, 61103), (18067, 31003), (20909, 26789)]