208159504

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{26177}}^1$

素因数の和:26263

約数の個数: 40

約数和(自身を含む): 467434368

約数和(自身を除く): 259274864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 26177, 52354, 104708, 183239, 209416, 366478, 418832, 732956, 1465912, 1858567, 2931824, 3717134, 7434268, 13009969, 14868536, 26019938, 29737072, 52039876, 104079752, 208159504]

約数ペア:

[(1, 208159504), (2, 104079752), (4, 52039876), (7, 29737072), (8, 26019938), (14, 14868536), (16, 13009969), (28, 7434268), (56, 3717134), (71, 2931824), (112, 1858567), (142, 1465912), (284, 732956), (497, 418832), (568, 366478), (994, 209416), (1136, 183239), (1988, 104708), (3976, 52354), (7952, 26177)]