6447889

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1381}}^1$

素因数の和:1440

約数の個数: 16

約数和(自身を含む): 7960320

約数和(自身を除く): 1512431

約数列:

[1, 7, 23, 29, 161, 203, 667, 1381, 4669, 9667, 31763, 40049, 222341, 280343, 921127, 6447889]

約数ペア:

[(1, 6447889), (7, 921127), (23, 280343), (29, 222341), (161, 40049), (203, 31763), (667, 9667), (1381, 4669)]