209902788

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{41947}}^1$

素因数の和:42096

約数の個数: 36

約数和(自身を含む): 534417520

約数和(自身を除く): 324514732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 41947, 83894, 125841, 167788, 251682, 377523, 503364, 755046, 1510092, 5830633, 11661266, 17491899, 23322532, 34983798, 52475697, 69967596, 104951394, 209902788]

約数ペア:

[(1, 209902788), (2, 104951394), (3, 69967596), (4, 52475697), (6, 34983798), (9, 23322532), (12, 17491899), (18, 11661266), (36, 5830633), (139, 1510092), (278, 755046), (417, 503364), (556, 377523), (834, 251682), (1251, 167788), (1668, 125841), (2502, 83894), (5004, 41947)]