287998144

素因数分解:

$2^6\times 7^1\times {\mathrm{642853}}^1$

素因数の和:642872

約数の個数: 28

約数和(自身を含む): 653139664

約数和(自身を除く): 365141520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 642853, 1285706, 2571412, 4499971, 5142824, 8999942, 10285648, 17999884, 20571296, 35999768, 41142592, 71999536, 143999072, 287998144]

約数ペア:

[(1, 287998144), (2, 143999072), (4, 71999536), (7, 41142592), (8, 35999768), (14, 20571296), (16, 17999884), (28, 10285648), (32, 8999942), (56, 5142824), (64, 4499971), (112, 2571412), (224, 1285706), (448, 642853)]