201964311

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{20759}}^1$

素因数の和:20835

約数の個数: 24

約数和(自身を含む): 310901760

約数和(自身を除く): 108937449

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 9729, 20759, 62277, 186831, 477457, 975673, 1432371, 2927019, 4297113, 8781057, 22440479, 67321437, 201964311]

約数ペア:

[(1, 201964311), (3, 67321437), (9, 22440479), (23, 8781057), (47, 4297113), (69, 2927019), (141, 1432371), (207, 975673), (423, 477457), (1081, 186831), (3243, 62277), (9729, 20759)]