128839193

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1\times {\mathrm{877}}^1$

素因数の和:1592

約数の個数: 16

約数和(自身を含む): 152392704

約数和(自身を除く): 23553511

約数列:

[1, 7, 31, 217, 677, 877, 4739, 6139, 20987, 27187, 146909, 190309, 593729, 4156103, 18405599, 128839193]

約数ペア:

[(1, 128839193), (7, 18405599), (31, 4156103), (217, 593729), (677, 190309), (877, 146909), (4739, 27187), (6139, 20987)]