28478265

素因数分解:

$3^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{2341}}^1$

素因数の和:3160

約数の個数: 16

約数和(自身を含む): 45640896

約数和(自身を除く): 17162631

約数列:

[1, 3, 5, 15, 811, 2341, 2433, 4055, 7023, 11705, 12165, 35115, 1898551, 5695653, 9492755, 28478265]

約数ペア:

[(1, 28478265), (3, 9492755), (5, 5695653), (15, 1898551), (811, 35115), (2341, 12165), (2433, 11705), (4055, 7023)]