12878758

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 21897216

約数和(自身を除く): 9018458

約数列:

[1, 2, 17, 23, 34, 43, 46, 86, 383, 391, 731, 766, 782, 989, 1462, 1978, 6511, 8809, 13022, 16469, 16813, 17618, 32938, 33626, 149753, 279973, 299506, 378787, 559946, 757574, 6439379, 12878758]

約数ペア:

[(1, 12878758), (2, 6439379), (17, 757574), (23, 559946), (34, 378787), (43, 299506), (46, 279973), (86, 149753), (383, 33626), (391, 32938), (731, 17618), (766, 16813), (782, 16469), (989, 13022), (1462, 8809), (1978, 6511)]