728401756

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{1361}}^1\times {\mathrm{1997}}^1$

素因数の和:3429

約数の個数: 24

約数和(自身を含む): 1295327376

約数和(自身を除く): 566925620

約数列:

[1, 2, 4, 67, 134, 268, 1361, 1997, 2722, 3994, 5444, 7988, 91187, 133799, 182374, 267598, 364748, 535196, 2717917, 5435834, 10871668, 182100439, 364200878, 728401756]

約数ペア:

[(1, 728401756), (2, 364200878), (4, 182100439), (67, 10871668), (134, 5435834), (268, 2717917), (1361, 535196), (1997, 364748), (2722, 267598), (3994, 182374), (5444, 133799), (7988, 91187)]