2581647

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:334

約数の個数: 16

約数和(自身を含む): 3575040

約数和(自身を除く): 993393

約数列:

[1, 3, 41, 123, 139, 151, 417, 453, 5699, 6191, 17097, 18573, 20989, 62967, 860549, 2581647]

約数ペア:

[(1, 2581647), (3, 860549), (41, 62967), (123, 20989), (139, 18573), (151, 17097), (417, 6191), (453, 5699)]