28284963

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 45382656

約数和(自身を除く): 17097693

約数列:

[1, 3, 7, 21, 23, 69, 157, 161, 373, 471, 483, 1099, 1119, 2611, 3297, 3611, 7833, 8579, 10833, 25277, 25737, 58561, 60053, 75831, 175683, 180159, 409927, 1229781, 1346903, 4040709, 9428321, 28284963]

約数ペア:

[(1, 28284963), (3, 9428321), (7, 4040709), (21, 1346903), (23, 1229781), (69, 409927), (157, 180159), (161, 175683), (373, 75831), (471, 60053), (483, 58561), (1099, 25737), (1119, 25277), (2611, 10833), (3297, 8579), (3611, 7833)]