26890878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{640259}}^1$

素因数の和:640271

約数の個数: 16

約数和(自身を含む): 61464960

約数和(自身を除く): 34574082

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 640259, 1280518, 1920777, 3841554, 4481813, 8963626, 13445439, 26890878]

約数ペア:

[(1, 26890878), (2, 13445439), (3, 8963626), (6, 4481813), (7, 3841554), (14, 1920777), (21, 1280518), (42, 640259)]