28680555

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{24203}}^1$

素因数の和:24290

約数の個数: 16

約数和(自身を含む): 46471680

約数和(自身を除く): 17791125

約数列:

[1, 3, 5, 15, 79, 237, 395, 1185, 24203, 72609, 121015, 363045, 1912037, 5736111, 9560185, 28680555]

約数ペア:

[(1, 28680555), (3, 9560185), (5, 5736111), (15, 1912037), (79, 363045), (237, 121015), (395, 72609), (1185, 24203)]