18416321

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1279}}^1$

素因数の和:1325

約数の個数: 24

約数和(自身を含む): 24514560

約数和(自身を除く): 6098239

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 847, 1279, 1309, 2057, 8953, 14069, 14399, 21743, 98483, 152201, 154759, 239173, 1083313, 1674211, 2630903, 18416321]

約数ペア:

[(1, 18416321), (7, 2630903), (11, 1674211), (17, 1083313), (77, 239173), (119, 154759), (121, 152201), (187, 98483), (847, 21743), (1279, 14399), (1309, 14069), (2057, 8953)]