9780394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{5153}}^1$

素因数の和:5241

約数の個数: 16

約数和(自身を含む): 16018632

約数和(自身を除く): 6238238

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 5153, 10306, 66989, 133978, 376169, 752338, 4890197, 9780394]

約数ペア:

[(1, 9780394), (2, 4890197), (13, 752338), (26, 376169), (73, 133978), (146, 66989), (949, 10306), (1898, 5153)]