8638294

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:364

約数の個数: 32

約数和(自身を含む): 15644160

約数和(自身を除く): 7005866

約数列:

[1, 2, 7, 14, 23, 46, 139, 161, 193, 278, 322, 386, 973, 1351, 1946, 2702, 3197, 4439, 6394, 8878, 22379, 26827, 31073, 44758, 53654, 62146, 187789, 375578, 617021, 1234042, 4319147, 8638294]

約数ペア:

[(1, 8638294), (2, 4319147), (7, 1234042), (14, 617021), (23, 375578), (46, 187789), (139, 62146), (161, 53654), (193, 44758), (278, 31073), (322, 26827), (386, 22379), (973, 8878), (1351, 6394), (1946, 4439), (2702, 3197)]