128539885

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1\times {\mathrm{1039}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 156499200

約数和(自身を除く): 27959315

約数列:

[1, 5, 109, 227, 545, 1039, 1135, 5195, 24743, 113251, 123715, 235853, 566255, 1179265, 25707977, 128539885]

約数ペア:

[(1, 128539885), (5, 25707977), (109, 1179265), (227, 566255), (545, 235853), (1039, 123715), (1135, 113251), (5195, 24743)]