6780429

素因数分解:

$3^6\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 28

約数和(自身を含む): 10387872

約数和(自身を除く): 3607443

約数列:

[1, 3, 9, 27, 71, 81, 131, 213, 243, 393, 639, 729, 1179, 1917, 3537, 5751, 9301, 10611, 17253, 27903, 31833, 51759, 83709, 95499, 251127, 753381, 2260143, 6780429]

約数ペア:

[(1, 6780429), (3, 2260143), (9, 753381), (27, 251127), (71, 95499), (81, 83709), (131, 51759), (213, 31833), (243, 27903), (393, 17253), (639, 10611), (729, 9301), (1179, 5751), (1917, 3537)]