256214916

素因数分解:

$2^2\times 3^2\times {\mathrm{7117081}}^1$

素因数の和:7117091

約数の個数: 18

約数和(自身を含む): 647654462

約数和(自身を除く): 391439546

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 7117081, 14234162, 21351243, 28468324, 42702486, 64053729, 85404972, 128107458, 256214916]

約数ペア:

[(1, 256214916), (2, 128107458), (3, 85404972), (4, 64053729), (6, 42702486), (9, 28468324), (12, 21351243), (18, 14234162), (36, 7117081)]