27872019

素因数分解:

$3^4\times 7^1\times {\mathrm{49157}}^1$

素因数の和:49176

約数の個数: 20

約数和(自身を含む): 47584944

約数和(自身を除く): 19712925

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 49157, 147471, 344099, 442413, 1032297, 1327239, 3096891, 3981717, 9290673, 27872019]

約数ペア:

[(1, 27872019), (3, 9290673), (7, 3981717), (9, 3096891), (21, 1327239), (27, 1032297), (63, 442413), (81, 344099), (189, 147471), (567, 49157)]