201561101

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:190

約数の個数: 36

約数和(自身を含む): 254239776

約数和(自身を除く): 52678675

約数列:

[1, 7, 19, 31, 83, 133, 217, 361, 581, 589, 961, 1577, 2527, 2573, 4123, 6727, 11039, 11191, 18011, 18259, 29963, 48887, 78337, 79763, 127813, 209741, 342209, 346921, 558341, 928853, 1515497, 2428447, 6501971, 10608479, 28794443, 201561101]

約数ペア:

[(1, 201561101), (7, 28794443), (19, 10608479), (31, 6501971), (83, 2428447), (133, 1515497), (217, 928853), (361, 558341), (581, 346921), (589, 342209), (961, 209741), (1577, 127813), (2527, 79763), (2573, 78337), (4123, 48887), (6727, 29963), (11039, 18259), (11191, 18011)]