27720429

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{5563}}^1$

素因数の和:5728

約数の個数: 16

約数和(自身を含む): 40594944

約数和(自身を除く): 12874515

約数列:

[1, 3, 11, 33, 151, 453, 1661, 4983, 5563, 16689, 61193, 183579, 840013, 2520039, 9240143, 27720429]

約数ペア:

[(1, 27720429), (3, 9240143), (11, 2520039), (33, 840013), (151, 183579), (453, 61193), (1661, 16689), (4983, 5563)]