128956982

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{11471}}^1$

素因数の和:11564

約数の個数: 32

約数和(自身を含む): 244491264

約数和(自身を除く): 115534282

約数列:

[1, 2, 7, 11, 14, 22, 73, 77, 146, 154, 511, 803, 1022, 1606, 5621, 11242, 11471, 22942, 80297, 126181, 160594, 252362, 837383, 883267, 1674766, 1766534, 5861681, 9211213, 11723362, 18422426, 64478491, 128956982]

約数ペア:

[(1, 128956982), (2, 64478491), (7, 18422426), (11, 11723362), (14, 9211213), (22, 5861681), (73, 1766534), (77, 1674766), (146, 883267), (154, 837383), (511, 252362), (803, 160594), (1022, 126181), (1606, 80297), (5621, 22942), (11242, 11471)]