311928916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{31081}}^1$

素因数の和:31291

約数の個数: 24

約数和(自身を含む): 590930984

約数和(自身を除く): 279002068

約数列:

[1, 2, 4, 13, 26, 52, 193, 386, 772, 2509, 5018, 10036, 31081, 62162, 124324, 404053, 808106, 1616212, 5998633, 11997266, 23994532, 77982229, 155964458, 311928916]

約数ペア:

[(1, 311928916), (2, 155964458), (4, 77982229), (13, 23994532), (26, 11997266), (52, 5998633), (193, 1616212), (386, 808106), (772, 404053), (2509, 124324), (5018, 62162), (10036, 31081)]