26380887

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{15731}}^1$

素因数の和:15790

約数の個数: 16

約数和(自身を含む): 38763648

約数和(自身を除く): 12382761

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 15731, 47193, 204503, 613509, 676433, 2029299, 8793629, 26380887]

約数ペア:

[(1, 26380887), (3, 8793629), (13, 2029299), (39, 676433), (43, 613509), (129, 204503), (559, 47193), (1677, 15731)]