4091315697621

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{639367979}}^1$

素因数の和:639368070

約数の個数: 20

約数和(自身を含む): 6189082046400

約数和(自身を除く): 2097766348779

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 6399, 639367979, 1918103937, 5754311811, 17262935433, 50510070341, 51788806299, 151530211023, 454590633069, 1363771899207, 4091315697621]

約数ペア:

[(1, 4091315697621), (3, 1363771899207), (9, 454590633069), (27, 151530211023), (79, 51788806299), (81, 50510070341), (237, 17262935433), (711, 5754311811), (2133, 1918103937), (6399, 639367979)]