199974417

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{263}}^1\times {\mathrm{877}}^1$

素因数の和:1177

約数の個数: 24

約数和(自身を含む): 284640576

約数和(自身を除く): 84666159

約数列:

[1, 3, 17, 51, 263, 289, 789, 867, 877, 2631, 4471, 13413, 14909, 44727, 76007, 228021, 230651, 253453, 691953, 760359, 3921067, 11763201, 66658139, 199974417]

約数ペア:

[(1, 199974417), (3, 66658139), (17, 11763201), (51, 3921067), (263, 760359), (289, 691953), (789, 253453), (867, 230651), (877, 228021), (2631, 76007), (4471, 44727), (13413, 14909)]