121436728

素因数分解:

$2^3\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{1931}}^1$

素因数の和:3067

約数の個数: 32

約数和(自身を含む): 260588160

約数和(自身を除く): 139151432

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1123, 1931, 2246, 3862, 4492, 7724, 7861, 8984, 13517, 15448, 15722, 27034, 31444, 54068, 62888, 108136, 2168513, 4337026, 8674052, 15179591, 17348104, 30359182, 60718364, 121436728]

約数ペア:

[(1, 121436728), (2, 60718364), (4, 30359182), (7, 17348104), (8, 15179591), (14, 8674052), (28, 4337026), (56, 2168513), (1123, 108136), (1931, 62888), (2246, 54068), (3862, 31444), (4492, 27034), (7724, 15722), (7861, 15448), (8984, 13517)]