210003970127

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{961033}}^1$

素因数の和:961143

約数の個数: 32

約数和(自身を含む): 265706680320

約数和(自身を除く): 55702710193

約数列:

[1, 7, 19, 31, 53, 133, 217, 371, 589, 1007, 1643, 4123, 7049, 11501, 31217, 218519, 961033, 6727231, 18259627, 29792023, 50934749, 127817389, 208544161, 356543243, 566048437, 967760231, 1578977219, 3962339059, 6774321617, 11052840533, 30000567161, 210003970127]

約数ペア:

[(1, 210003970127), (7, 30000567161), (19, 11052840533), (31, 6774321617), (53, 3962339059), (133, 1578977219), (217, 967760231), (371, 566048437), (589, 356543243), (1007, 208544161), (1643, 127817389), (4123, 50934749), (7049, 29792023), (11501, 18259627), (31217, 6727231), (218519, 961033)]