28480053

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{17167}}^1$

素因数の和:17256

約数の個数: 16

約数和(自身を含む): 43950080

約数和(自身を除く): 15470027

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 17167, 51501, 120169, 360507, 1356193, 4068579, 9493351, 28480053]

約数ペア:

[(1, 28480053), (3, 9493351), (7, 4068579), (21, 1356193), (79, 360507), (237, 120169), (553, 51501), (1659, 17167)]