128390848

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{32887}}^1$

素因数の和:32960

約数の個数: 28

約数和(自身を含む): 258960112

約数和(自身を除く): 130569264

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 488, 976, 1952, 3904, 32887, 65774, 131548, 263096, 526192, 1052384, 2006107, 2104768, 4012214, 8024428, 16048856, 32097712, 64195424, 128390848]

約数ペア:

[(1, 128390848), (2, 64195424), (4, 32097712), (8, 16048856), (16, 8024428), (32, 4012214), (61, 2104768), (64, 2006107), (122, 1052384), (244, 526192), (488, 263096), (976, 131548), (1952, 65774), (3904, 32887)]