51416729

素因数分解:

$7^3\times {\mathrm{13}}^2\times {\mathrm{887}}^1$

素因数の和:934

約数の個数: 24

約数和(自身を含む): 65001600

約数和(自身を除く): 13584871

約数列:

[1, 7, 13, 49, 91, 169, 343, 637, 887, 1183, 4459, 6209, 8281, 11531, 43463, 57967, 80717, 149903, 304241, 565019, 1049321, 3955133, 7345247, 51416729]

約数ペア:

[(1, 51416729), (7, 7345247), (13, 3955133), (49, 1049321), (91, 565019), (169, 304241), (343, 149903), (637, 80717), (887, 57967), (1183, 43463), (4459, 11531), (6209, 8281)]