28956914

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{66721}}^1$

素因数の和:66761

約数の個数: 16

約数和(自身を含む): 51242496

約数和(自身を除く): 22285582

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 66721, 133442, 467047, 934094, 2068351, 4136702, 14478457, 28956914]

約数ペア:

[(1, 28956914), (2, 14478457), (7, 4136702), (14, 2068351), (31, 934094), (62, 467047), (217, 133442), (434, 66721)]