26898989

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:428

約数の個数: 16

約数和(自身を含む): 29723904

約数和(自身を除く): 2824915

約数列:

[1, 13, 71, 151, 193, 923, 1963, 2509, 10721, 13703, 29143, 139373, 178139, 378859, 2069153, 26898989]

約数ペア:

[(1, 26898989), (13, 2069153), (71, 378859), (151, 178139), (193, 139373), (923, 29143), (1963, 13703), (2509, 10721)]