12563019

素因数分解:

$3^4\times 7^1\times {\mathrm{22157}}^1$

素因数の和:22176

約数の個数: 20

約数和(自身を含む): 21448944

約数和(自身を除く): 8885925

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 22157, 66471, 155099, 199413, 465297, 598239, 1395891, 1794717, 4187673, 12563019]

約数ペア:

[(1, 12563019), (3, 4187673), (7, 1794717), (9, 1395891), (21, 598239), (27, 465297), (63, 199413), (81, 155099), (189, 66471), (567, 22157)]