81609531

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{15643}}^1$

素因数の和:15730

約数の個数: 16

約数和(自身を含む): 114138624

約数和(自身を除く): 32529093

約数列:

[1, 3, 37, 47, 111, 141, 1739, 5217, 15643, 46929, 578791, 735221, 1736373, 2205663, 27203177, 81609531]

約数ペア:

[(1, 81609531), (3, 27203177), (37, 2205663), (47, 1736373), (111, 735221), (141, 578791), (1739, 46929), (5217, 15643)]