12222987

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{15731}}^1$

素因数の和:15778

約数の個数: 16

約数和(自身を含む): 19130112

約数和(自身を除く): 6907125

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 15731, 47193, 110117, 330351, 582047, 1746141, 4074329, 12222987]

約数ペア:

[(1, 12222987), (3, 4074329), (7, 1746141), (21, 582047), (37, 330351), (111, 110117), (259, 47193), (777, 15731)]