217574014

素因数分解:

$2^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{20749}}^1$

素因数の和:20872

約数の個数: 24

約数和(自身を含む): 383211000

約数和(自身を除く): 165636986

約数列:

[1, 2, 7, 14, 49, 98, 107, 214, 749, 1498, 5243, 10486, 20749, 41498, 145243, 290486, 1016701, 2033402, 2220143, 4440286, 15541001, 31082002, 108787007, 217574014]

約数ペア:

[(1, 217574014), (2, 108787007), (7, 31082002), (14, 15541001), (49, 4440286), (98, 2220143), (107, 2033402), (214, 1016701), (749, 290486), (1498, 145243), (5243, 41498), (10486, 20749)]