12504947

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 15953616

約数和(自身を除く): 3448669

約数列:

[1, 7, 13, 49, 67, 91, 293, 469, 637, 871, 2051, 3283, 3809, 6097, 14357, 19631, 26663, 42679, 137417, 186641, 255203, 961919, 1786421, 12504947]

約数ペア:

[(1, 12504947), (7, 1786421), (13, 961919), (49, 255203), (67, 186641), (91, 137417), (293, 42679), (469, 26663), (637, 19631), (871, 14357), (2051, 6097), (3283, 3809)]