208821885

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{176221}}^1$

素因数の和:176308

約数の個数: 16

約数和(自身を含む): 338346240

約数和(自身を除く): 129524355

約数列:

[1, 3, 5, 15, 79, 237, 395, 1185, 176221, 528663, 881105, 2643315, 13921459, 41764377, 69607295, 208821885]

約数ペア:

[(1, 208821885), (3, 69607295), (5, 41764377), (15, 13921459), (79, 2643315), (237, 881105), (395, 528663), (1185, 176221)]