28780851

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{719}}^1\times {\mathrm{1213}}^1$

素因数の和:1946

約数の個数: 16

約数和(自身を含む): 41955840

約数和(自身を除く): 13174989

約数列:

[1, 3, 11, 33, 719, 1213, 2157, 3639, 7909, 13343, 23727, 40029, 872147, 2616441, 9593617, 28780851]

約数ペア:

[(1, 28780851), (3, 9593617), (11, 2616441), (33, 872147), (719, 40029), (1213, 23727), (2157, 13343), (3639, 7909)]