28786915

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{1297}}^1$

素因数の和:1518

約数の個数: 16

約数和(自身を含む): 36260928

約数和(自身を除く): 7474013

約数列:

[1, 5, 23, 115, 193, 965, 1297, 4439, 6485, 22195, 29831, 149155, 250321, 1251605, 5757383, 28786915]

約数ペア:

[(1, 28786915), (5, 5757383), (23, 1251605), (115, 250321), (193, 149155), (965, 29831), (1297, 22195), (4439, 6485)]