1320451321

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{937}}^1\times {\mathrm{8753}}^1$

素因数の和:9720

約数の個数: 16

約数和(自身を含む): 1576560384

約数和(自身を除く): 256109063

約数列:

[1, 7, 23, 161, 937, 6559, 8753, 21551, 61271, 150857, 201319, 1409233, 8201561, 57410927, 188635903, 1320451321]

約数ペア:

[(1, 1320451321), (7, 188635903), (23, 57410927), (161, 8201561), (937, 1409233), (6559, 201319), (8753, 150857), (21551, 61271)]