261912728

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{38653}}^1$

素因数の和:38688

約数の個数: 48

約数和(自身を含む): 616917840

約数和(自身を除く): 355005112

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 308, 484, 616, 847, 968, 1694, 3388, 6776, 38653, 77306, 154612, 270571, 309224, 425183, 541142, 850366, 1082284, 1700732, 2164568, 2976281, 3401464, 4677013, 5952562, 9354026, 11905124, 18708052, 23810248, 32739091, 37416104, 65478182, 130956364, 261912728]

約数ペア:

[(1, 261912728), (2, 130956364), (4, 65478182), (7, 37416104), (8, 32739091), (11, 23810248), (14, 18708052), (22, 11905124), (28, 9354026), (44, 5952562), (56, 4677013), (77, 3401464), (88, 2976281), (121, 2164568), (154, 1700732), (242, 1082284), (308, 850366), (484, 541142), (616, 425183), (847, 309224), (968, 270571), (1694, 154612), (3388, 77306), (6776, 38653)]