389637009

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{1471}}^1\times {\mathrm{1549}}^1$

素因数の和:3045

約数の個数: 24

約数和(自身を含む): 593216000

約数和(自身を除く): 203578991

約数列:

[1, 3, 9, 19, 57, 171, 1471, 1549, 4413, 4647, 13239, 13941, 27949, 29431, 83847, 88293, 251541, 264879, 2278579, 6835737, 20507211, 43293001, 129879003, 389637009]

約数ペア:

[(1, 389637009), (3, 129879003), (9, 43293001), (19, 20507211), (57, 6835737), (171, 2278579), (1471, 264879), (1549, 251541), (4413, 88293), (4647, 83847), (13239, 29431), (13941, 27949)]