25615035

素因数分解:

$3^4\times 5^1\times {\mathrm{63247}}^1$

素因数の和:63264

約数の個数: 20

約数和(自身を含む): 45918048

約数和(自身を除く): 20303013

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 63247, 189741, 316235, 569223, 948705, 1707669, 2846115, 5123007, 8538345, 25615035]

約数ペア:

[(1, 25615035), (3, 8538345), (5, 5123007), (9, 2846115), (15, 1707669), (27, 948705), (45, 569223), (81, 316235), (135, 189741), (405, 63247)]