12728807

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1021}}^1$

素因数の和:1178

約数の個数: 16

約数和(自身を含む): 15796032

約数和(自身を除く): 3067225

約数列:

[1, 7, 13, 91, 137, 959, 1021, 1781, 7147, 12467, 13273, 92911, 139877, 979139, 1818401, 12728807]

約数ペア:

[(1, 12728807), (7, 1818401), (13, 979139), (91, 139877), (137, 92911), (959, 13273), (1021, 12467), (1781, 7147)]