31121385

素因数分解:

$3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8681}}^1$

素因数の和:8928

約数の個数: 16

約数和(自身を含む): 50008320

約数和(自身を除く): 18886935

約数列:

[1, 3, 5, 15, 239, 717, 1195, 3585, 8681, 26043, 43405, 130215, 2074759, 6224277, 10373795, 31121385]

約数ペア:

[(1, 31121385), (3, 10373795), (5, 6224277), (15, 2074759), (239, 130215), (717, 43405), (1195, 26043), (3585, 8681)]