219878087

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1433}}^1$

素因数の和:1523

約数の個数: 32

約数和(自身を含む): 274639680

約数和(自身を除く): 54761593

約数列:

[1, 11, 13, 29, 37, 143, 319, 377, 407, 481, 1073, 1433, 4147, 5291, 11803, 13949, 15763, 18629, 41557, 53021, 153439, 204919, 457127, 540241, 583231, 689273, 1537609, 5942651, 7582003, 16913699, 19988917, 219878087]

約数ペア:

[(1, 219878087), (11, 19988917), (13, 16913699), (29, 7582003), (37, 5942651), (143, 1537609), (319, 689273), (377, 583231), (407, 540241), (481, 457127), (1073, 204919), (1433, 153439), (4147, 53021), (5291, 41557), (11803, 18629), (13949, 15763)]