201424444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{613}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 389914560

約数和(自身を除く): 188490116

約数列:

[1, 2, 4, 13, 26, 52, 71, 89, 142, 178, 284, 356, 613, 923, 1157, 1226, 1846, 2314, 2452, 3692, 4628, 6319, 7969, 12638, 15938, 25276, 31876, 43523, 54557, 82147, 87046, 109114, 164294, 174092, 218228, 328588, 565799, 709241, 1131598, 1418482, 2263196, 2836964, 3873547, 7747094, 15494188, 50356111, 100712222, 201424444]

約数ペア:

[(1, 201424444), (2, 100712222), (4, 50356111), (13, 15494188), (26, 7747094), (52, 3873547), (71, 2836964), (89, 2263196), (142, 1418482), (178, 1131598), (284, 709241), (356, 565799), (613, 328588), (923, 218228), (1157, 174092), (1226, 164294), (1846, 109114), (2314, 87046), (2452, 82147), (3692, 54557), (4628, 43523), (6319, 31876), (7969, 25276), (12638, 15938)]