1277165612

素因数分解:

$2^2\times {\mathrm{257}}^1\times {\mathrm{1242379}}^1$

素因数の和:1242640

約数の個数: 12

約数和(自身を含む): 2243738280

約数和(自身を除く): 966572668

約数列:

[1, 2, 4, 257, 514, 1028, 1242379, 2484758, 4969516, 319291403, 638582806, 1277165612]

約数ペア:

[(1, 1277165612), (2, 638582806), (4, 319291403), (257, 4969516), (514, 2484758), (1028, 1242379)]