133128112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{640039}}^1$

素因数の和:640060

約数の個数: 20

約数和(自身を含む): 277777360

約数和(自身を除く): 144649248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 640039, 1280078, 2560156, 5120312, 8320507, 10240624, 16641014, 33282028, 66564056, 133128112]

約数ペア:

[(1, 133128112), (2, 66564056), (4, 33282028), (8, 16641014), (13, 10240624), (16, 8320507), (26, 5120312), (52, 2560156), (104, 1280078), (208, 640039)]