28999975

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{19661}}^1$

素因数の和:19730

約数の個数: 12

約数和(自身を含む): 36571320

約数和(自身を除く): 7571345

約数列:

[1, 5, 25, 59, 295, 1475, 19661, 98305, 491525, 1159999, 5799995, 28999975]

約数ペア:

[(1, 28999975), (5, 5799995), (25, 1159999), (59, 491525), (295, 98305), (1475, 19661)]