39408265

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 51715800

約数和(自身を除く): 12307535

約数列:

[1, 5, 13, 65, 149, 169, 313, 745, 845, 1565, 1937, 4069, 9685, 20345, 25181, 46637, 52897, 125905, 233185, 264485, 606281, 3031405, 7881653, 39408265]

約数ペア:

[(1, 39408265), (5, 7881653), (13, 3031405), (65, 606281), (149, 264485), (169, 233185), (313, 125905), (745, 52897), (845, 46637), (1565, 25181), (1937, 20345), (4069, 9685)]