9858989

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:400

約数の個数: 16

約数和(自身を含む): 11612160

約数和(自身を除く): 1753171

約数列:

[1, 7, 71, 83, 239, 497, 581, 1673, 5893, 16969, 19837, 41251, 118783, 138859, 1408427, 9858989]

約数ペア:

[(1, 9858989), (7, 1408427), (71, 138859), (83, 118783), (239, 41251), (497, 19837), (581, 16969), (1673, 5893)]