208996928

素因数分解:

$2^6\times 7^1\times {\mathrm{449}}^1\times {\mathrm{1039}}^1$

素因数の和:1507

約数の個数: 56

約数和(自身を含む): 475488000

約数和(自身を除く): 266491072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 449, 898, 1039, 1796, 2078, 3143, 3592, 4156, 6286, 7184, 7273, 8312, 12572, 14368, 14546, 16624, 25144, 28736, 29092, 33248, 50288, 58184, 66496, 100576, 116368, 201152, 232736, 465472, 466511, 933022, 1866044, 3265577, 3732088, 6531154, 7464176, 13062308, 14928352, 26124616, 29856704, 52249232, 104498464, 208996928]

約数ペア:

[(1, 208996928), (2, 104498464), (4, 52249232), (7, 29856704), (8, 26124616), (14, 14928352), (16, 13062308), (28, 7464176), (32, 6531154), (56, 3732088), (64, 3265577), (112, 1866044), (224, 933022), (448, 466511), (449, 465472), (898, 232736), (1039, 201152), (1796, 116368), (2078, 100576), (3143, 66496), (3592, 58184), (4156, 50288), (6286, 33248), (7184, 29092), (7273, 28736), (8312, 25144), (12572, 16624), (14368, 14546)]