16472889

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{4327}}^1$

素因数の和:4386

約数の個数: 20

約数和(自身を含む): 25137024

約数和(自身を除く): 8664135

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 4327, 12981, 38943, 116829, 203369, 350487, 610107, 1830321, 5490963, 16472889]

約数ペア:

[(1, 16472889), (3, 5490963), (9, 1830321), (27, 610107), (47, 350487), (81, 203369), (141, 116829), (423, 38943), (1269, 12981), (3807, 4327)]