28812345

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{28669}}^1$

素因数の和:28744

約数の個数: 16

約数和(自身を含む): 46789440

約数和(自身を除く): 17977095

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 28669, 86007, 143345, 430035, 1920823, 5762469, 9604115, 28812345]

約数ペア:

[(1, 28812345), (3, 9604115), (5, 5762469), (15, 1920823), (67, 430035), (201, 143345), (335, 86007), (1005, 28669)]