2780834

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1429}}^1$

素因数の和:1577

約数の個数: 16

約数和(自身を含む): 4804800

約数和(自身を除く): 2023966

約数列:

[1, 2, 7, 14, 139, 278, 973, 1429, 1946, 2858, 10003, 20006, 198631, 397262, 1390417, 2780834]

約数ペア:

[(1, 2780834), (2, 1390417), (7, 397262), (14, 198631), (139, 20006), (278, 10003), (973, 2858), (1429, 1946)]