129675418

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 218777760

約数和(自身を除く): 89102342

約数列:

[1, 2, 19, 31, 38, 53, 62, 67, 106, 134, 589, 961, 1007, 1178, 1273, 1643, 1922, 2014, 2077, 2546, 3286, 3551, 4154, 7102, 18259, 31217, 36518, 39463, 50933, 62434, 64387, 67469, 78926, 101866, 110081, 128774, 134938, 220162, 967727, 1223353, 1935454, 2091539, 2446706, 3412511, 4183078, 6825022, 64837709, 129675418]

約数ペア:

[(1, 129675418), (2, 64837709), (19, 6825022), (31, 4183078), (38, 3412511), (53, 2446706), (62, 2091539), (67, 1935454), (106, 1223353), (134, 967727), (589, 220162), (961, 134938), (1007, 128774), (1178, 110081), (1273, 101866), (1643, 78926), (1922, 67469), (2014, 64387), (2077, 62434), (2546, 50933), (3286, 39463), (3551, 36518), (4154, 31217), (7102, 18259)]