280826802

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{821131}}^1$

素因数の和:821158

約数の個数: 24

約数和(自身を含む): 640482960

約数和(自身を除く): 359656158

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 821131, 1642262, 2463393, 4926786, 7390179, 14780358, 15601489, 31202978, 46804467, 93608934, 140413401, 280826802]

約数ペア:

[(1, 280826802), (2, 140413401), (3, 93608934), (6, 46804467), (9, 31202978), (18, 15601489), (19, 14780358), (38, 7390179), (57, 4926786), (114, 2463393), (171, 1642262), (342, 821131)]