78528021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1123}}^1$

素因数の和:1313

約数の個数: 32

約数和(自身を含む): 123873792

約数和(自身を除く): 45345771

約数列:

[1, 3, 11, 13, 33, 39, 143, 163, 429, 489, 1123, 1793, 2119, 3369, 5379, 6357, 12353, 14599, 23309, 37059, 43797, 69927, 160589, 183049, 481767, 549147, 2013539, 2379637, 6040617, 7138911, 26176007, 78528021]

約数ペア:

[(1, 78528021), (3, 26176007), (11, 7138911), (13, 6040617), (33, 2379637), (39, 2013539), (143, 549147), (163, 481767), (429, 183049), (489, 160589), (1123, 69927), (1793, 43797), (2119, 37059), (3369, 23309), (5379, 14599), (6357, 12353)]