28373715

素因数分解:

$3^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1871}}^1$

素因数の和:2219

約数の個数: 24

約数和(自身を含む): 49353408

約数和(自身を除く): 20979693

約数列:

[1, 3, 5, 9, 15, 45, 337, 1011, 1685, 1871, 3033, 5055, 5613, 9355, 15165, 16839, 28065, 84195, 630527, 1891581, 3152635, 5674743, 9457905, 28373715]

約数ペア:

[(1, 28373715), (3, 9457905), (5, 5674743), (9, 3152635), (15, 1891581), (45, 630527), (337, 84195), (1011, 28065), (1685, 16839), (1871, 15165), (3033, 9355), (5055, 5613)]