320780021

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{6577}}^1$

素因数の和:6764

約数の個数: 16

約数和(自身を含む): 359948160

約数和(自身を除く): 39168139

約数列:

[1, 17, 19, 151, 323, 2567, 2869, 6577, 48773, 111809, 124963, 993127, 2124371, 16883159, 18869413, 320780021]

約数ペア:

[(1, 320780021), (17, 18869413), (19, 16883159), (151, 2124371), (323, 993127), (2567, 124963), (2869, 111809), (6577, 48773)]