198701984

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{28097}}^1$

素因数の和:28137

約数の個数: 48

約数和(自身を含む): 446083848

約数和(自身を除く): 247381864

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3536, 7072, 28097, 56194, 112388, 224776, 365261, 449552, 477649, 730522, 899104, 955298, 1461044, 1910596, 2922088, 3821192, 5844176, 6209437, 7642384, 11688352, 12418874, 15284768, 24837748, 49675496, 99350992, 198701984]

約数ペア:

[(1, 198701984), (2, 99350992), (4, 49675496), (8, 24837748), (13, 15284768), (16, 12418874), (17, 11688352), (26, 7642384), (32, 6209437), (34, 5844176), (52, 3821192), (68, 2922088), (104, 1910596), (136, 1461044), (208, 955298), (221, 899104), (272, 730522), (416, 477649), (442, 449552), (544, 365261), (884, 224776), (1768, 112388), (3536, 56194), (7072, 28097)]