27891405

素因数分解:

$3^3\times 5^1\times {\mathrm{206603}}^1$

素因数の和:206617

約数の個数: 16

約数和(自身を含む): 49584960

約数和(自身を除く): 21693555

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 206603, 619809, 1033015, 1859427, 3099045, 5578281, 9297135, 27891405]

約数ペア:

[(1, 27891405), (3, 9297135), (5, 5578281), (9, 3099045), (15, 1859427), (27, 1033015), (45, 619809), (135, 206603)]