1999579267

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{17419}}^1$

素因数の和:17503

約数の個数: 24

約数和(自身を含む): 2466114560

約数和(自身を除く): 466535293

約数列:

[1, 7, 23, 31, 161, 217, 529, 713, 3703, 4991, 16399, 17419, 114793, 121933, 400637, 539989, 2804459, 3779923, 9214651, 12419747, 64502557, 86938229, 285654181, 1999579267]

約数ペア:

[(1, 1999579267), (7, 285654181), (23, 86938229), (31, 64502557), (161, 12419747), (217, 9214651), (529, 3779923), (713, 2804459), (3703, 539989), (4991, 400637), (16399, 121933), (17419, 114793)]