218761408

素因数分解:

$2^6\times {\mathrm{197}}^1\times {\mathrm{17351}}^1$

素因数の和:17560

約数の個数: 28

約数和(自身を含む): 436333392

約数和(自身を除く): 217571984

約数列:

[1, 2, 4, 8, 16, 32, 64, 197, 394, 788, 1576, 3152, 6304, 12608, 17351, 34702, 69404, 138808, 277616, 555232, 1110464, 3418147, 6836294, 13672588, 27345176, 54690352, 109380704, 218761408]

約数ペア:

[(1, 218761408), (2, 109380704), (4, 54690352), (8, 27345176), (16, 13672588), (32, 6836294), (64, 3418147), (197, 1110464), (394, 555232), (788, 277616), (1576, 138808), (3152, 69404), (6304, 34702), (12608, 17351)]