80018393

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 102767616

約数和(自身を除く): 22749223

約数列:

[1, 7, 13, 47, 53, 91, 329, 353, 371, 611, 689, 2471, 2491, 4277, 4589, 4823, 16591, 17437, 18709, 32123, 32383, 116137, 130963, 215683, 226681, 243217, 879323, 1509781, 1702519, 6155261, 11431199, 80018393]

約数ペア:

[(1, 80018393), (7, 11431199), (13, 6155261), (47, 1702519), (53, 1509781), (91, 879323), (329, 243217), (353, 226681), (371, 215683), (611, 130963), (689, 116137), (2471, 32383), (2491, 32123), (4277, 18709), (4589, 17437), (4823, 16591)]