289169104

素因数分解:

$2^4\times 7^1\times {\mathrm{1289}}^1\times {\mathrm{2003}}^1$

素因数の和:3307

約数の個数: 40

約数和(自身を含む): 641119680

約数和(自身を除く): 351950576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1289, 2003, 2578, 4006, 5156, 8012, 9023, 10312, 14021, 16024, 18046, 20624, 28042, 32048, 36092, 56084, 72184, 112168, 144368, 224336, 2581867, 5163734, 10327468, 18073069, 20654936, 36146138, 41309872, 72292276, 144584552, 289169104]

約数ペア:

[(1, 289169104), (2, 144584552), (4, 72292276), (7, 41309872), (8, 36146138), (14, 20654936), (16, 18073069), (28, 10327468), (56, 5163734), (112, 2581867), (1289, 224336), (2003, 144368), (2578, 112168), (4006, 72184), (5156, 56084), (8012, 36092), (9023, 32048), (10312, 28042), (14021, 20624), (16024, 18046)]