1977730989

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{27367}}^1$

素因数の和:27509

約数の個数: 32

約数和(自身を含む): 3034563840

約数和(自身を除く): 1056832851

約数列:

[1, 3, 13, 17, 39, 51, 109, 221, 327, 663, 1417, 1853, 4251, 5559, 24089, 27367, 72267, 82101, 355771, 465239, 1067313, 1395717, 2983003, 6048107, 8949009, 18144321, 38779039, 50711051, 116337117, 152133153, 659243663, 1977730989]

約数ペア:

[(1, 1977730989), (3, 659243663), (13, 152133153), (17, 116337117), (39, 50711051), (51, 38779039), (109, 18144321), (221, 8949009), (327, 6048107), (663, 2983003), (1417, 1395717), (1853, 1067313), (4251, 465239), (5559, 355771), (24089, 82101), (27367, 72267)]