128264289

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{557}}^1\times {\mathrm{1301}}^1$

素因数の和:1920

約数の個数: 16

約数和(自身を含む): 174363840

約数和(自身を除く): 46099551

約数列:

[1, 3, 59, 177, 557, 1301, 1671, 3903, 32863, 76759, 98589, 230277, 724657, 2173971, 42754763, 128264289]

約数ペア:

[(1, 128264289), (3, 42754763), (59, 2173971), (177, 724657), (557, 230277), (1301, 98589), (1671, 76759), (3903, 32863)]