28853025

素因数分解:

$3^1\times 5^2\times {\mathrm{311}}^1\times {\mathrm{1237}}^1$

素因数の和:1561

約数の個数: 24

約数和(自身を含む): 47895744

約数和(自身を除く): 19042719

約数列:

[1, 3, 5, 15, 25, 75, 311, 933, 1237, 1555, 3711, 4665, 6185, 7775, 18555, 23325, 30925, 92775, 384707, 1154121, 1923535, 5770605, 9617675, 28853025]

約数ペア:

[(1, 28853025), (3, 9617675), (5, 5770605), (15, 1923535), (25, 1154121), (75, 384707), (311, 92775), (933, 30925), (1237, 23325), (1555, 18555), (3711, 7775), (4665, 6185)]