221511192

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{32159}}^1$

素因数の和:32216

約数の個数: 64

約数和(自身を含む): 648345600

約数和(自身を除く): 426834408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 328, 492, 574, 861, 984, 1148, 1722, 2296, 3444, 6888, 32159, 64318, 96477, 128636, 192954, 225113, 257272, 385908, 450226, 675339, 771816, 900452, 1318519, 1350678, 1800904, 2637038, 2701356, 3955557, 5274076, 5402712, 7911114, 9229633, 10548152, 15822228, 18459266, 27688899, 31644456, 36918532, 55377798, 73837064, 110755596, 221511192]

約数ペア:

[(1, 221511192), (2, 110755596), (3, 73837064), (4, 55377798), (6, 36918532), (7, 31644456), (8, 27688899), (12, 18459266), (14, 15822228), (21, 10548152), (24, 9229633), (28, 7911114), (41, 5402712), (42, 5274076), (56, 3955557), (82, 2701356), (84, 2637038), (123, 1800904), (164, 1350678), (168, 1318519), (246, 900452), (287, 771816), (328, 675339), (492, 450226), (574, 385908), (861, 257272), (984, 225113), (1148, 192954), (1722, 128636), (2296, 96477), (3444, 64318), (6888, 32159)]