1280451893

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{1931}}^1\times {\mathrm{2203}}^1$

素因数の和:4184

約数の個数: 16

約数和(自身を含む): 1498861056

約数和(自身を除く): 218409163

約数列:

[1, 7, 43, 301, 1931, 2203, 13517, 15421, 83033, 94729, 581231, 663103, 4253993, 29777951, 182921699, 1280451893]

約数ペア:

[(1, 1280451893), (7, 182921699), (43, 29777951), (301, 4253993), (1931, 663103), (2203, 581231), (13517, 94729), (15421, 83033)]