2688567

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{443}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 4361856

約数和(自身を除く): 1673289

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 443, 867, 1329, 2023, 3101, 6069, 7531, 9303, 22593, 52717, 128027, 158151, 384081, 896189, 2688567]

約数ペア:

[(1, 2688567), (3, 896189), (7, 384081), (17, 158151), (21, 128027), (51, 52717), (119, 22593), (289, 9303), (357, 7531), (443, 6069), (867, 3101), (1329, 2023)]