199397744

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{136949}}^1$

素因数の和:136977

約数の個数: 40

約数和(自身を含む): 475490400

約数和(自身を除く): 276092656

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 136949, 273898, 547796, 958643, 1095592, 1780337, 1917286, 2191184, 3560674, 3834572, 7121348, 7669144, 12462359, 14242696, 15338288, 24924718, 28485392, 49849436, 99698872, 199397744]

約数ペア:

[(1, 199397744), (2, 99698872), (4, 49849436), (7, 28485392), (8, 24924718), (13, 15338288), (14, 14242696), (16, 12462359), (26, 7669144), (28, 7121348), (52, 3834572), (56, 3560674), (91, 2191184), (104, 1917286), (112, 1780337), (182, 1095592), (208, 958643), (364, 547796), (728, 273898), (1456, 136949)]