225247905

素因数分解:

$3^3\times 5^1\times {\mathrm{1668503}}^1$

素因数の和:1668517

約数の個数: 16

約数和(自身を含む): 400440960

約数和(自身を除く): 175193055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1668503, 5005509, 8342515, 15016527, 25027545, 45049581, 75082635, 225247905]

約数ペア:

[(1, 225247905), (3, 75082635), (5, 45049581), (9, 25027545), (15, 15016527), (27, 8342515), (45, 5005509), (135, 1668503)]