51780897

素因数分解:

$3^3\times 7^2\times {\mathrm{39139}}^1$

素因数の和:39162

約数の個数: 24

約数和(自身を含む): 89239200

約数和(自身を除く): 37458303

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 39139, 117417, 273973, 352251, 821919, 1056753, 1917811, 2465757, 5753433, 7397271, 17260299, 51780897]

約数ペア:

[(1, 51780897), (3, 17260299), (7, 7397271), (9, 5753433), (21, 2465757), (27, 1917811), (49, 1056753), (63, 821919), (147, 352251), (189, 273973), (441, 117417), (1323, 39139)]