28609821

素因数分解:

$3^3\times {\mathrm{467}}^1\times {\mathrm{2269}}^1$

素因数の和:2745

約数の個数: 16

約数和(自身を含む): 42494400

約数和(自身を除く): 13884579

約数列:

[1, 3, 9, 27, 467, 1401, 2269, 4203, 6807, 12609, 20421, 61263, 1059623, 3178869, 9536607, 28609821]

約数ペア:

[(1, 28609821), (3, 9536607), (9, 3178869), (27, 1059623), (467, 61263), (1401, 20421), (2269, 12609), (4203, 6807)]