4008991

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 4942080

約数和(自身を除く): 933089

約数列:

[1, 7, 17, 59, 119, 413, 571, 1003, 3997, 7021, 9707, 33689, 67949, 235823, 572713, 4008991]

約数ペア:

[(1, 4008991), (7, 572713), (17, 235823), (59, 67949), (119, 33689), (413, 9707), (571, 7021), (1003, 3997)]