25991055

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4409}}^1$

素因数の和:4551

約数の個数: 24

約数和(自身を含む): 45405360

約数和(自身を除く): 19414305

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 4409, 5895, 13227, 22045, 39681, 66135, 198405, 577579, 1732737, 2887895, 5198211, 8663685, 25991055]

約数ペア:

[(1, 25991055), (3, 8663685), (5, 5198211), (9, 2887895), (15, 1732737), (45, 577579), (131, 198405), (393, 66135), (655, 39681), (1179, 22045), (1965, 13227), (4409, 5895)]