2439999

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{751}}^1$

素因数の和:795

約数の個数: 18

約数和(自身を含む): 3724656

約数和(自身を除く): 1284657

約数列:

[1, 3, 9, 19, 57, 171, 361, 751, 1083, 2253, 3249, 6759, 14269, 42807, 128421, 271111, 813333, 2439999]

約数ペア:

[(1, 2439999), (3, 813333), (9, 271111), (19, 128421), (57, 42807), (171, 14269), (361, 6759), (751, 3249), (1083, 2253)]