1289577016

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1771397}}^1$

素因数の和:1771423

約数の個数: 32

約数和(自身を含む): 2975948640

約数和(自身を除く): 1686371624

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 1771397, 3542794, 7085588, 12399779, 14171176, 23028161, 24799558, 46056322, 49599116, 92112644, 99198232, 161197127, 184225288, 322394254, 644788508, 1289577016]

約数ペア:

[(1, 1289577016), (2, 644788508), (4, 322394254), (7, 184225288), (8, 161197127), (13, 99198232), (14, 92112644), (26, 49599116), (28, 46056322), (52, 24799558), (56, 23028161), (91, 14171176), (104, 12399779), (182, 7085588), (364, 3542794), (728, 1771397)]