266288896

素因数分解:

$2^8\times {\mathrm{1040191}}^1$

素因数の和:1040207

約数の個数: 18

約数和(自身を含む): 531538112

約数和(自身を除く): 265249216

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1040191, 2080382, 4160764, 8321528, 16643056, 33286112, 66572224, 133144448, 266288896]

約数ペア:

[(1, 266288896), (2, 133144448), (4, 66572224), (8, 33286112), (16, 16643056), (32, 8321528), (64, 4160764), (128, 2080382), (256, 1040191)]