231006906

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{987209}}^1$

素因数の和:987230

約数の個数: 24

約数和(自身を含む): 539016660

約数和(自身を除く): 308009754

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 987209, 1974418, 2961627, 5923254, 8884881, 12833717, 17769762, 25667434, 38501151, 77002302, 115503453, 231006906]

約数ペア:

[(1, 231006906), (2, 115503453), (3, 77002302), (6, 38501151), (9, 25667434), (13, 17769762), (18, 12833717), (26, 8884881), (39, 5923254), (78, 2961627), (117, 1974418), (234, 987209)]