278314496

素因数分解:

$2^9\times {\mathrm{109}}^1\times {\mathrm{4987}}^1$

素因数の和:5114

約数の個数: 40

約数和(自身を含む): 561299640

約数和(自身を除く): 282985144

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 436, 512, 872, 1744, 3488, 4987, 6976, 9974, 13952, 19948, 27904, 39896, 55808, 79792, 159584, 319168, 543583, 638336, 1087166, 1276672, 2174332, 2553344, 4348664, 8697328, 17394656, 34789312, 69578624, 139157248, 278314496]

約数ペア:

[(1, 278314496), (2, 139157248), (4, 69578624), (8, 34789312), (16, 17394656), (32, 8697328), (64, 4348664), (109, 2553344), (128, 2174332), (218, 1276672), (256, 1087166), (436, 638336), (512, 543583), (872, 319168), (1744, 159584), (3488, 79792), (4987, 55808), (6976, 39896), (9974, 27904), (13952, 19948)]