17939369

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{647}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 21835008

約数和(自身を除く): 3895639

約数列:

[1, 7, 17, 119, 233, 647, 1631, 3961, 4529, 10999, 27727, 76993, 150751, 1055257, 2562767, 17939369]

約数ペア:

[(1, 17939369), (7, 2562767), (17, 1055257), (119, 150751), (233, 76993), (647, 27727), (1631, 10999), (3961, 4529)]