20199442905

素因数分解:

$3^3\times 5^1\times {\mathrm{149625503}}^1$

素因数の和:149625517

約数の個数: 16

約数和(自身を含む): 35910120960

約数和(自身を除く): 15710678055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149625503, 448876509, 748127515, 1346629527, 2244382545, 4039888581, 6733147635, 20199442905]

約数ペア:

[(1, 20199442905), (3, 6733147635), (5, 4039888581), (9, 2244382545), (15, 1346629527), (27, 748127515), (45, 448876509), (135, 149625503)]