211807617

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{887}}^1$

素因数の和:1117

約数の個数: 32

約数和(自身を含む): 329398272

約数和(自身を除く): 117590655

約数列:

[1, 3, 7, 21, 83, 137, 249, 411, 581, 887, 959, 1743, 2661, 2877, 6209, 11371, 18627, 34113, 73621, 79597, 121519, 220863, 238791, 364557, 515347, 850633, 1546041, 2551899, 10086077, 30258231, 70602539, 211807617]

約数ペア:

[(1, 211807617), (3, 70602539), (7, 30258231), (21, 10086077), (83, 2551899), (137, 1546041), (249, 850633), (411, 515347), (581, 364557), (887, 238791), (959, 220863), (1743, 121519), (2661, 79597), (2877, 73621), (6209, 34113), (11371, 18627)]