216221554

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{4363}}^1$

素因数の和:4785

約数の個数: 16

約数和(自身を含む): 329918400

約数和(自身を除く): 113696846

約数列:

[1, 2, 71, 142, 349, 698, 4363, 8726, 24779, 49558, 309773, 619546, 1522687, 3045374, 108110777, 216221554]

約数ペア:

[(1, 216221554), (2, 108110777), (71, 3045374), (142, 1522687), (349, 619546), (698, 309773), (4363, 49558), (8726, 24779)]