28989255

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47137}}^1$

素因数の和:47186

約数の個数: 16

約数和(自身を含む): 47515104

約数和(自身を除く): 18525849

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 47137, 141411, 235685, 707055, 1932617, 5797851, 9663085, 28989255]

約数ペア:

[(1, 28989255), (3, 9663085), (5, 5797851), (15, 1932617), (41, 707055), (123, 235685), (205, 141411), (615, 47137)]