16270289

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1723}}^1$

素因数の和:1820

約数の個数: 16

約数和(自身を含む): 19860480

約数和(自身を除く): 3590191

約数列:

[1, 7, 19, 71, 133, 497, 1349, 1723, 9443, 12061, 32737, 122333, 229159, 856331, 2324327, 16270289]

約数ペア:

[(1, 16270289), (7, 2324327), (19, 856331), (71, 229159), (133, 122333), (497, 32737), (1349, 12061), (1723, 9443)]