28760865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{273913}}^1$

素因数の和:273928

約数の個数: 16

約数和(自身を含む): 52591488

約数和(自身を除く): 23830623

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 273913, 821739, 1369565, 1917391, 4108695, 5752173, 9586955, 28760865]

約数ペア:

[(1, 28760865), (3, 9586955), (5, 5752173), (7, 4108695), (15, 1917391), (21, 1369565), (35, 821739), (105, 273913)]