27217729

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2543}}^1$

素因数の和:2700

約数の個数: 16

約数和(自身を含む): 34191360

約数和(自身を除く): 6973631

約数列:

[1, 7, 11, 77, 139, 973, 1529, 2543, 10703, 17801, 27973, 195811, 353477, 2474339, 3888247, 27217729]

約数ペア:

[(1, 27217729), (7, 3888247), (11, 2474339), (77, 353477), (139, 195811), (973, 27973), (1529, 17801), (2543, 10703)]