128464448

素因数分解:

$2^6\times 7^1\times {\mathrm{286751}}^1$

素因数の和:286770

約数の個数: 28

約数和(自身を含む): 291340032

約数和(自身を除く): 162875584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 286751, 573502, 1147004, 2007257, 2294008, 4014514, 4588016, 8029028, 9176032, 16058056, 18352064, 32116112, 64232224, 128464448]

約数ペア:

[(1, 128464448), (2, 64232224), (4, 32116112), (7, 18352064), (8, 16058056), (14, 9176032), (16, 8029028), (28, 4588016), (32, 4014514), (56, 2294008), (64, 2007257), (112, 1147004), (224, 573502), (448, 286751)]