12841857

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4337}}^1$

素因数の和:4397

約数の個数: 24

約数和(自身を含む): 21655296

約数和(自身を除く): 8813439

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 4337, 13011, 30359, 39033, 91077, 203839, 273231, 611517, 1426873, 1834551, 4280619, 12841857]

約数ペア:

[(1, 12841857), (3, 4280619), (7, 1834551), (9, 1426873), (21, 611517), (47, 273231), (63, 203839), (141, 91077), (329, 39033), (423, 30359), (987, 13011), (2961, 4337)]