2193485189

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{66431}}^1$

素因数の和:66580

約数の個数: 16

約数和(自身を含む): 2582876160

約数和(自身を除く): 389390971

約数列:

[1, 7, 53, 89, 371, 623, 4717, 33019, 66431, 465017, 3520843, 5912359, 24645901, 41386513, 313355027, 2193485189]

約数ペア:

[(1, 2193485189), (7, 313355027), (53, 41386513), (89, 24645901), (371, 5912359), (623, 3520843), (4717, 465017), (33019, 66431)]