8868145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 12741120

約数和(自身を除く): 3872975

約数列:

[1, 5, 11, 13, 55, 65, 79, 143, 157, 395, 715, 785, 869, 1027, 1727, 2041, 4345, 5135, 8635, 10205, 11297, 12403, 22451, 56485, 62015, 112255, 136433, 161239, 682165, 806195, 1773629, 8868145]

約数ペア:

[(1, 8868145), (5, 1773629), (11, 806195), (13, 682165), (55, 161239), (65, 136433), (79, 112255), (143, 62015), (157, 56485), (395, 22451), (715, 12403), (785, 11297), (869, 10205), (1027, 8635), (1727, 5135), (2041, 4345)]