28751155

素因数分解:

$5^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1\times {\mathrm{337}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 35141184

約数和(自身を除く): 6390029

約数列:

[1, 5, 113, 151, 337, 565, 755, 1685, 17063, 38081, 50887, 85315, 190405, 254435, 5750231, 28751155]

約数ペア:

[(1, 28751155), (5, 5750231), (113, 254435), (151, 190405), (337, 85315), (565, 50887), (755, 38081), (1685, 17063)]