128919167

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{821}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 142515072

約数和(自身を除く): 13595905

約数列:

[1, 13, 47, 257, 611, 821, 3341, 10673, 12079, 38587, 157027, 210997, 501631, 2742961, 9916859, 128919167]

約数ペア:

[(1, 128919167), (13, 9916859), (47, 2742961), (257, 501631), (611, 210997), (821, 157027), (3341, 38587), (10673, 12079)]