31386831

素因数分解:

$3^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{4007}}^1$

素因数の和:4390

約数の個数: 16

約数和(自身を含む): 47967744

約数和(自身を除く): 16580913

約数列:

[1, 3, 7, 21, 373, 1119, 2611, 4007, 7833, 12021, 28049, 84147, 1494611, 4483833, 10462277, 31386831]

約数ペア:

[(1, 31386831), (3, 10462277), (7, 4483833), (21, 1494611), (373, 84147), (1119, 28049), (2611, 12021), (4007, 7833)]