28990353

素因数分解:

$3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{3203}}^1$

素因数の和:3644

約数の個数: 16

約数和(自身を含む): 44292096

約数和(自身を除く): 15301743

約数列:

[1, 3, 7, 21, 431, 1293, 3017, 3203, 9051, 9609, 22421, 67263, 1380493, 4141479, 9663451, 28990353]

約数ペア:

[(1, 28990353), (3, 9663451), (7, 4141479), (21, 1380493), (431, 67263), (1293, 22421), (3017, 9609), (3203, 9051)]