67861871

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12413}}^1$

素因数の和:12502

約数の個数: 16

約数和(自身を含む): 85805568

約数和(自身を除く): 17943697

約数列:

[1, 7, 11, 71, 77, 497, 781, 5467, 12413, 86891, 136543, 881323, 955801, 6169261, 9694553, 67861871]

約数ペア:

[(1, 67861871), (7, 9694553), (11, 6169261), (71, 955801), (77, 881323), (497, 136543), (781, 86891), (5467, 12413)]