1286777344

素因数分解:

$2^9\times {\mathrm{67}}^1\times {\mathrm{37511}}^1$

素因数の和:37596

約数の個数: 40

約数和(自身を含む): 2609484768

約数和(自身を除く): 1322707424

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 256, 268, 512, 536, 1072, 2144, 4288, 8576, 17152, 34304, 37511, 75022, 150044, 300088, 600176, 1200352, 2400704, 2513237, 4801408, 5026474, 9602816, 10052948, 19205632, 20105896, 40211792, 80423584, 160847168, 321694336, 643388672, 1286777344]

約数ペア:

[(1, 1286777344), (2, 643388672), (4, 321694336), (8, 160847168), (16, 80423584), (32, 40211792), (64, 20105896), (67, 19205632), (128, 10052948), (134, 9602816), (256, 5026474), (268, 4801408), (512, 2513237), (536, 2400704), (1072, 1200352), (2144, 600176), (4288, 300088), (8576, 150044), (17152, 75022), (34304, 37511)]