81428061

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{547}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 128153088

約数和(自身を除く): 46725027

約数列:

[1, 3, 11, 13, 33, 39, 143, 347, 429, 547, 1041, 1641, 3817, 4511, 6017, 7111, 11451, 13533, 18051, 21333, 49621, 78221, 148863, 189809, 234663, 569427, 2087899, 2467517, 6263697, 7402551, 27142687, 81428061]

約数ペア:

[(1, 81428061), (3, 27142687), (11, 7402551), (13, 6263697), (33, 2467517), (39, 2087899), (143, 569427), (347, 234663), (429, 189809), (547, 148863), (1041, 78221), (1641, 49621), (3817, 21333), (4511, 18051), (6017, 13533), (7111, 11451)]