121255281

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{23189}}^1$

素因数の和:23285

約数の個数: 24

約数和(自身を含む): 202587840

約数和(自身を除く): 81332559

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 5229, 23189, 69567, 162323, 208701, 486969, 1460907, 1924687, 5774061, 13472809, 17322183, 40418427, 121255281]

約数ペア:

[(1, 121255281), (3, 40418427), (7, 17322183), (9, 13472809), (21, 5774061), (63, 1924687), (83, 1460907), (249, 486969), (581, 208701), (747, 162323), (1743, 69567), (5229, 23189)]