57240771

素因数分解:

$3^1\times 7^2\times {\mathrm{439}}^1\times {\mathrm{887}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 89084160

約数和(自身を除く): 31843389

約数列:

[1, 3, 7, 21, 49, 147, 439, 887, 1317, 2661, 3073, 6209, 9219, 18627, 21511, 43463, 64533, 130389, 389393, 1168179, 2725751, 8177253, 19080257, 57240771]

約数ペア:

[(1, 57240771), (3, 19080257), (7, 8177253), (21, 2725751), (49, 1168179), (147, 389393), (439, 130389), (887, 64533), (1317, 43463), (2661, 21511), (3073, 18627), (6209, 9219)]