13125879

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2609}}^1$

素因数の和:2671

約数の個数: 24

約数和(自身を含む): 20900880

約数和(自身を除く): 7775001

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 2609, 5031, 7827, 23481, 33917, 101751, 112187, 305253, 336561, 1009683, 1458431, 4375293, 13125879]

約数ペア:

[(1, 13125879), (3, 4375293), (9, 1458431), (13, 1009683), (39, 336561), (43, 305253), (117, 112187), (129, 101751), (387, 33917), (559, 23481), (1677, 7827), (2609, 5031)]