68872059

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1088

約数の個数: 32

約数和(自身を含む): 106375680

約数和(自身を除く): 37503621

約数列:

[1, 3, 9, 27, 37, 71, 111, 213, 333, 639, 971, 999, 1917, 2627, 2913, 7881, 8739, 23643, 26217, 35927, 68941, 70929, 107781, 206823, 323343, 620469, 970029, 1861407, 2550817, 7652451, 22957353, 68872059]

約数ペア:

[(1, 68872059), (3, 22957353), (9, 7652451), (27, 2550817), (37, 1861407), (71, 970029), (111, 620469), (213, 323343), (333, 206823), (639, 107781), (971, 70929), (999, 68941), (1917, 35927), (2627, 26217), (2913, 23643), (7881, 8739)]