217823984

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{84559}}^1$

素因数の和:84597

約数の個数: 40

約数和(自身を含む): 503301120

約数和(自身を除く): 285477136

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 84559, 169118, 338236, 591913, 676472, 1183826, 1352944, 1944857, 2367652, 3889714, 4735304, 7779428, 9470608, 13613999, 15558856, 27227998, 31117712, 54455996, 108911992, 217823984]

約数ペア:

[(1, 217823984), (2, 108911992), (4, 54455996), (7, 31117712), (8, 27227998), (14, 15558856), (16, 13613999), (23, 9470608), (28, 7779428), (46, 4735304), (56, 3889714), (92, 2367652), (112, 1944857), (161, 1352944), (184, 1183826), (322, 676472), (368, 591913), (644, 338236), (1288, 169118), (2576, 84559)]