28209129

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{38069}}^1$

素因数の和:38104

約数の個数: 16

約数和(自身を含む): 42638400

約数和(自身を除く): 14429271

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 38069, 114207, 494897, 723311, 1484691, 2169933, 9403043, 28209129]

約数ペア:

[(1, 28209129), (3, 9403043), (13, 2169933), (19, 1484691), (39, 723311), (57, 494897), (247, 114207), (741, 38069)]