157207905

素因数分解:

$3^3\times 5^1\times {\mathrm{1164503}}^1$

素因数の和:1164517

約数の個数: 16

約数和(自身を含む): 279480960

約数和(自身を除く): 122273055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1164503, 3493509, 5822515, 10480527, 17467545, 31441581, 52402635, 157207905]

約数ペア:

[(1, 157207905), (3, 52402635), (5, 31441581), (9, 17467545), (15, 10480527), (27, 5822515), (45, 3493509), (135, 1164503)]