3964863

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{523}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 6388608

約数和(自身を除く): 2423745

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 523, 1083, 1569, 2527, 3661, 7581, 9937, 10983, 29811, 69559, 188803, 208677, 566409, 1321621, 3964863]

約数ペア:

[(1, 3964863), (3, 1321621), (7, 566409), (19, 208677), (21, 188803), (57, 69559), (133, 29811), (361, 10983), (399, 9937), (523, 7581), (1083, 3661), (1569, 2527)]