40239207

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{78439}}^1$

素因数の和:78467

約数の個数: 16

約数和(自身を含む): 62752000

約数和(自身を除く): 22512793

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 78439, 235317, 705951, 1490341, 2117853, 4471023, 13413069, 40239207]

約数ペア:

[(1, 40239207), (3, 13413069), (9, 4471023), (19, 2117853), (27, 1490341), (57, 705951), (171, 235317), (513, 78439)]