2578906538

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{7629901}}^1$

素因数の和:7629929

約数の個数: 12

約数和(自身を含む): 4188816198

約数和(自身を除く): 1609909660

約数列:

[1, 2, 13, 26, 169, 338, 7629901, 15259802, 99188713, 198377426, 1289453269, 2578906538]

約数ペア:

[(1, 2578906538), (2, 1289453269), (13, 198377426), (26, 99188713), (169, 15259802), (338, 7629901)]