18165135

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28163}}^1$

素因数の和:28214

約数の個数: 16

約数和(自身を含む): 29741184

約数和(自身を除く): 11576049

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 28163, 84489, 140815, 422445, 1211009, 3633027, 6055045, 18165135]

約数ペア:

[(1, 18165135), (3, 6055045), (5, 3633027), (15, 1211009), (43, 422445), (129, 140815), (215, 84489), (645, 28163)]