28331281

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{673}}^1$

素因数の和:816

約数の個数: 16

約数和(自身を含む): 32028480

約数和(自身を除く): 3697199

約数列:

[1, 11, 43, 89, 473, 673, 979, 3827, 7403, 28939, 42097, 59897, 318329, 658867, 2575571, 28331281]

約数ペア:

[(1, 28331281), (11, 2575571), (43, 658867), (89, 318329), (473, 59897), (673, 42097), (979, 28939), (3827, 7403)]