28778820551

素因数分解:

${\mathrm{13}}^2\times {\mathrm{9311}}^1\times {\mathrm{18289}}^1$

素因数の和:27626

約数の個数: 12

約数和(自身を含む): 31167915840

約数和(自身を除く): 2389095289

約数列:

[1, 13, 169, 9311, 18289, 121043, 237757, 1573559, 3090841, 170288879, 2213755427, 28778820551]

約数ペア:

[(1, 28778820551), (13, 2213755427), (169, 170288879), (9311, 3090841), (18289, 1573559), (121043, 237757)]