31880128

素因数分解:

$2^6\times 7^1\times {\mathrm{71161}}^1$

素因数の和:71180

約数の個数: 28

約数和(自身を含む): 72300592

約数和(自身を除く): 40420464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 71161, 142322, 284644, 498127, 569288, 996254, 1138576, 1992508, 2277152, 3985016, 4554304, 7970032, 15940064, 31880128]

約数ペア:

[(1, 31880128), (2, 15940064), (4, 7970032), (7, 4554304), (8, 3985016), (14, 2277152), (16, 1992508), (28, 1138576), (32, 996254), (56, 569288), (64, 498127), (112, 284644), (224, 142322), (448, 71161)]