215540209

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1361}}^1$

素因数の和:1560

約数の個数: 16

約数和(自身を含む): 230123520

約数和(自身を除く): 14583311

約数列:

[1, 29, 43, 127, 1247, 1361, 3683, 5461, 39469, 58523, 158369, 172847, 1697167, 5012563, 7432421, 215540209]

約数ペア:

[(1, 215540209), (29, 7432421), (43, 5012563), (127, 1697167), (1247, 172847), (1361, 158369), (3683, 58523), (5461, 39469)]