11809889

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 14932800

約数和(自身を除く): 3122911

約数列:

[1, 7, 13, 67, 91, 149, 169, 469, 871, 1043, 1183, 1937, 6097, 9983, 11323, 13559, 25181, 69881, 79261, 129779, 176267, 908453, 1687127, 11809889]

約数ペア:

[(1, 11809889), (7, 1687127), (13, 908453), (67, 176267), (91, 129779), (149, 79261), (169, 69881), (469, 25181), (871, 13559), (1043, 11323), (1183, 9983), (1937, 6097)]