12809135

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1370

約数の個数: 16

約数和(自身を含む): 16341600

約数和(自身を除く): 3532465

約数列:

[1, 5, 19, 95, 109, 545, 1237, 2071, 6185, 10355, 23503, 117515, 134833, 674165, 2561827, 12809135]

約数ペア:

[(1, 12809135), (5, 2561827), (19, 674165), (95, 134833), (109, 117515), (545, 23503), (1237, 10355), (2071, 6185)]