12705147

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5171}}^1$

素因数の和:5200

約数の個数: 32

約数和(自身を含む): 23170560

約数和(自身を除く): 10465413

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 5171, 15513, 36197, 46539, 67223, 108591, 139617, 201669, 325773, 470561, 605007, 977319, 1411683, 1815021, 4235049, 12705147]

約数ペア:

[(1, 12705147), (3, 4235049), (7, 1815021), (9, 1411683), (13, 977319), (21, 605007), (27, 470561), (39, 325773), (63, 201669), (91, 139617), (117, 108591), (189, 67223), (273, 46539), (351, 36197), (819, 15513), (2457, 5171)]