25281855

素因数分解:

$3^3\times 5^1\times {\mathrm{187273}}^1$

素因数の和:187287

約数の個数: 16

約数和(自身を含む): 44945760

約数和(自身を除く): 19663905

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 187273, 561819, 936365, 1685457, 2809095, 5056371, 8427285, 25281855]

約数ペア:

[(1, 25281855), (3, 8427285), (5, 5056371), (9, 2809095), (15, 1685457), (27, 936365), (45, 561819), (135, 187273)]