128288272

素因数分解:

$2^4\times 7^2\times {\mathrm{163633}}^1$

素因数の和:163655

約数の個数: 30

約数和(自身を含む): 289141278

約数和(自身を除く): 160853006

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 163633, 327266, 654532, 1145431, 1309064, 2290862, 2618128, 4581724, 8018017, 9163448, 16036034, 18326896, 32072068, 64144136, 128288272]

約数ペア:

[(1, 128288272), (2, 64144136), (4, 32072068), (7, 18326896), (8, 16036034), (14, 9163448), (16, 8018017), (28, 4581724), (49, 2618128), (56, 2290862), (98, 1309064), (112, 1145431), (196, 654532), (392, 327266), (784, 163633)]