4997781

素因数分解:

$3^5\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:303

約数の個数: 24

約数和(自身を含む): 7591584

約数和(自身を除く): 2593803

約数列:

[1, 3, 9, 27, 81, 131, 157, 243, 393, 471, 1179, 1413, 3537, 4239, 10611, 12717, 20567, 31833, 38151, 61701, 185103, 555309, 1665927, 4997781]

約数ペア:

[(1, 4997781), (3, 1665927), (9, 555309), (27, 185103), (81, 61701), (131, 38151), (157, 31833), (243, 20567), (393, 12717), (471, 10611), (1179, 4239), (1413, 3537)]