90851047

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:547

約数の個数: 24

約数和(自身を含む): 109264896

約数和(自身を除く): 18413849

約数列:

[1, 7, 47, 49, 103, 329, 383, 721, 2303, 2681, 4841, 5047, 18001, 18767, 33887, 39449, 126007, 237209, 276143, 882049, 1854103, 1933001, 12978721, 90851047]

約数ペア:

[(1, 90851047), (7, 12978721), (47, 1933001), (49, 1854103), (103, 882049), (329, 276143), (383, 237209), (721, 126007), (2303, 39449), (2681, 33887), (4841, 18767), (5047, 18001)]