179900161

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{569}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 217347840

約数和(自身を除く): 37447679

約数列:

[1, 7, 31, 47, 217, 329, 569, 961, 1457, 3983, 6727, 10199, 17639, 26743, 45167, 123473, 187201, 316169, 546809, 829033, 3827663, 5803231, 25700023, 179900161]

約数ペア:

[(1, 179900161), (7, 25700023), (31, 5803231), (47, 3827663), (217, 829033), (329, 546809), (569, 316169), (961, 187201), (1457, 123473), (3983, 45167), (6727, 26743), (10199, 17639)]