27991351

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1373}}^1$

素因数の和:1458

約数の個数: 16

約数和(自身を含む): 31327200

約数和(自身を除く): 3335849

約数列:

[1, 19, 29, 37, 551, 703, 1073, 1373, 20387, 26087, 39817, 50801, 756523, 965219, 1473229, 27991351]

約数ペア:

[(1, 27991351), (19, 1473229), (29, 965219), (37, 756523), (551, 50801), (703, 39817), (1073, 26087), (1373, 20387)]