128932419

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{558149}}^1$

素因数の和:558170

約数の個数: 16

約数和(自身を含む): 214329600

約数和(自身を除く): 85397181

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 558149, 1674447, 3907043, 6139639, 11721129, 18418917, 42977473, 128932419]

約数ペア:

[(1, 128932419), (3, 42977473), (7, 18418917), (11, 11721129), (21, 6139639), (33, 3907043), (77, 1674447), (231, 558149)]