266987008

素因数分解:

$2^9\times {\mathrm{197}}^1\times {\mathrm{2647}}^1$

素因数の和:2862

約数の個数: 40

約数和(自身を含む): 536362992

約数和(自身を除く): 269375984

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 256, 394, 512, 788, 1576, 2647, 3152, 5294, 6304, 10588, 12608, 21176, 25216, 42352, 50432, 84704, 100864, 169408, 338816, 521459, 677632, 1042918, 1355264, 2085836, 4171672, 8343344, 16686688, 33373376, 66746752, 133493504, 266987008]

約数ペア:

[(1, 266987008), (2, 133493504), (4, 66746752), (8, 33373376), (16, 16686688), (32, 8343344), (64, 4171672), (128, 2085836), (197, 1355264), (256, 1042918), (394, 677632), (512, 521459), (788, 338816), (1576, 169408), (2647, 100864), (3152, 84704), (5294, 50432), (6304, 42352), (10588, 25216), (12608, 21176)]