28387005

素因数分解:

$3^1\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{1741}}^1$

素因数の和:2836

約数の個数: 16

約数和(自身を含む): 45487104

約数和(自身を除く): 17100099

約数列:

[1, 3, 5, 15, 1087, 1741, 3261, 5223, 5435, 8705, 16305, 26115, 1892467, 5677401, 9462335, 28387005]

約数ペア:

[(1, 28387005), (3, 9462335), (5, 5677401), (15, 1892467), (1087, 26115), (1741, 16305), (3261, 8705), (5223, 5435)]