12719615

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{883}}^1$

素因数の和:998

約数の個数: 16

約数和(自身を含む): 15869568

約数和(自身を除く): 3149953

約数列:

[1, 5, 43, 67, 215, 335, 883, 2881, 4415, 14405, 37969, 59161, 189845, 295805, 2543923, 12719615]

約数ペア:

[(1, 12719615), (5, 2543923), (43, 295805), (67, 189845), (215, 59161), (335, 37969), (883, 14405), (2881, 4415)]