81552177

素因数分解:

$3^4\times 7^1\times {\mathrm{143831}}^1$

素因数の和:143850

約数の個数: 20

約数和(自身を含む): 139229376

約数和(自身を除く): 57677199

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 143831, 431493, 1006817, 1294479, 3020451, 3883437, 9061353, 11650311, 27184059, 81552177]

約数ペア:

[(1, 81552177), (3, 27184059), (7, 11650311), (9, 9061353), (21, 3883437), (27, 3020451), (63, 1294479), (81, 1006817), (189, 431493), (567, 143831)]