15828729

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{39671}}^1$

素因数の和:39700

約数の個数: 16

約数和(自身を含む): 25390080

約数和(自身を除く): 9561351

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 39671, 119013, 277697, 753749, 833091, 2261247, 5276243, 15828729]

約数ペア:

[(1, 15828729), (3, 5276243), (7, 2261247), (19, 833091), (21, 753749), (57, 277697), (133, 119013), (399, 39671)]