213657718463

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{3541}}^1\times {\mathrm{453671}}^1$

素因数の和:457238

約数の個数: 16

約数和(自身を含む): 257104995840

約数和(自身を除く): 43447277377

約数列:

[1, 7, 19, 133, 3541, 24787, 67279, 453671, 470953, 3175697, 8619749, 60338243, 1606449011, 11245143077, 30522531209, 213657718463]

約数ペア:

[(1, 213657718463), (7, 30522531209), (19, 11245143077), (133, 1606449011), (3541, 60338243), (24787, 8619749), (67279, 3175697), (453671, 470953)]