394156928

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{279941}}^1$

素因数の和:279966

約数の個数: 32

約数和(自身を含む): 856622520

約数和(自身を除く): 462465592

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 279941, 559882, 1119764, 2239528, 3079351, 4479056, 6158702, 8958112, 12317404, 17916224, 24634808, 35832448, 49269616, 98539232, 197078464, 394156928]

約数ペア:

[(1, 394156928), (2, 197078464), (4, 98539232), (8, 49269616), (11, 35832448), (16, 24634808), (22, 17916224), (32, 12317404), (44, 8958112), (64, 6158702), (88, 4479056), (128, 3079351), (176, 2239528), (352, 1119764), (704, 559882), (1408, 279941)]