208986008

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{339263}}^1$

素因数の和:339287

約数の個数: 32

約数和(自身を含む): 488540160

約数和(自身を除く): 279554152

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 339263, 678526, 1357052, 2374841, 2714104, 3731893, 4749682, 7463786, 9499364, 14927572, 18998728, 26123251, 29855144, 52246502, 104493004, 208986008]

約数ペア:

[(1, 208986008), (2, 104493004), (4, 52246502), (7, 29855144), (8, 26123251), (11, 18998728), (14, 14927572), (22, 9499364), (28, 7463786), (44, 4749682), (56, 3731893), (77, 2714104), (88, 2374841), (154, 1357052), (308, 678526), (616, 339263)]