5531981

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:141

約数の個数: 32

約数和(自身を含む): 7354368

約数和(自身を除く): 1822387

約数列:

[1, 7, 13, 31, 37, 53, 91, 217, 259, 371, 403, 481, 689, 1147, 1643, 1961, 2821, 3367, 4823, 8029, 11501, 13727, 14911, 21359, 25493, 60791, 104377, 149513, 178451, 425537, 790283, 5531981]

約数ペア:

[(1, 5531981), (7, 790283), (13, 425537), (31, 178451), (37, 149513), (53, 104377), (91, 60791), (217, 25493), (259, 21359), (371, 14911), (403, 13727), (481, 11501), (689, 8029), (1147, 4823), (1643, 3367), (1961, 2821)]