28404033

素因数分解:

$3^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{3373}}^1$

素因数の和:3784

約数の個数: 16

約数和(自身を含む): 43403136

約数和(自身を除く): 14999103

約数列:

[1, 3, 7, 21, 401, 1203, 2807, 3373, 8421, 10119, 23611, 70833, 1352573, 4057719, 9468011, 28404033]

約数ペア:

[(1, 28404033), (3, 9468011), (7, 4057719), (21, 1352573), (401, 70833), (1203, 23611), (2807, 10119), (3373, 8421)]