2478894

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 48

約数和(自身を含む): 5733504

約数和(自身を除く): 3254610

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 71, 138, 142, 213, 253, 426, 506, 529, 759, 781, 1058, 1518, 1562, 1587, 1633, 2343, 3174, 3266, 4686, 4899, 5819, 9798, 11638, 17457, 17963, 34914, 35926, 37559, 53889, 75118, 107778, 112677, 225354, 413149, 826298, 1239447, 2478894]

約数ペア:

[(1, 2478894), (2, 1239447), (3, 826298), (6, 413149), (11, 225354), (22, 112677), (23, 107778), (33, 75118), (46, 53889), (66, 37559), (69, 35926), (71, 34914), (138, 17963), (142, 17457), (213, 11638), (253, 9798), (426, 5819), (506, 4899), (529, 4686), (759, 3266), (781, 3174), (1058, 2343), (1518, 1633), (1562, 1587)]