1273408

素因数分解:

$2^6\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:310

約数の個数: 28

約数和(自身を含む): 2564892

約数和(自身を除く): 1291484

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 197, 202, 394, 404, 788, 808, 1576, 1616, 3152, 3232, 6304, 6464, 12608, 19897, 39794, 79588, 159176, 318352, 636704, 1273408]

約数ペア:

[(1, 1273408), (2, 636704), (4, 318352), (8, 159176), (16, 79588), (32, 39794), (64, 19897), (101, 12608), (197, 6464), (202, 6304), (394, 3232), (404, 3152), (788, 1616), (808, 1576)]