255003693

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{13043}}^1$

素因数の和:13086

約数の個数: 32

約数和(自身を含む): 417408000

約数和(自身を除く): 162404307

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1029, 2793, 6517, 13043, 19551, 39129, 91301, 247817, 273903, 639107, 743451, 1734719, 1917321, 4473749, 5204157, 12143033, 13421247, 36429099, 85001231, 255003693]

約数ペア:

[(1, 255003693), (3, 85001231), (7, 36429099), (19, 13421247), (21, 12143033), (49, 5204157), (57, 4473749), (133, 1917321), (147, 1734719), (343, 743451), (399, 639107), (931, 273903), (1029, 247817), (2793, 91301), (6517, 39129), (13043, 19551)]