81527809

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{751}}^1$

素因数の和:972

約数の個数: 16

約数和(自身を含む): 90961920

約数和(自身を除く): 9434111

約数列:

[1, 11, 71, 139, 751, 781, 1529, 8261, 9869, 53321, 104389, 108559, 586531, 1148279, 7411619, 81527809]

約数ペア:

[(1, 81527809), (11, 7411619), (71, 1148279), (139, 586531), (751, 108559), (781, 104389), (1529, 53321), (8261, 9869)]