2561193

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{3271}}^1$

素因数の和:3309

約数の個数: 16

約数和(自身を含む): 3926400

約数和(自身を除く): 1365207

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 3271, 9813, 29439, 88317, 94859, 284577, 853731, 2561193]

約数ペア:

[(1, 2561193), (3, 853731), (9, 284577), (27, 94859), (29, 88317), (87, 29439), (261, 9813), (783, 3271)]