13138443

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{8537}}^1$

素因数の和:8568

約数の個数: 20

約数和(自身を含む): 20661960

約数和(自身を除く): 7523517

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 8537, 25611, 76833, 162203, 230499, 486609, 691497, 1459827, 4379481, 13138443]

約数ペア:

[(1, 13138443), (3, 4379481), (9, 1459827), (19, 691497), (27, 486609), (57, 230499), (81, 162203), (171, 76833), (513, 25611), (1539, 8537)]