239973201

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{607}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 389509120

約数和(自身を除く): 149535919

約数列:

[1, 3, 9, 13, 31, 39, 93, 109, 117, 279, 327, 403, 607, 981, 1209, 1417, 1821, 3379, 3627, 4251, 5463, 7891, 10137, 12753, 18817, 23673, 30411, 43927, 56451, 66163, 71019, 131781, 169353, 198489, 244621, 395343, 595467, 733863, 860119, 2051053, 2201589, 2580357, 6153159, 7741071, 18459477, 26663689, 79991067, 239973201]

約数ペア:

[(1, 239973201), (3, 79991067), (9, 26663689), (13, 18459477), (31, 7741071), (39, 6153159), (93, 2580357), (109, 2201589), (117, 2051053), (279, 860119), (327, 733863), (403, 595467), (607, 395343), (981, 244621), (1209, 198489), (1417, 169353), (1821, 131781), (3379, 71019), (3627, 66163), (4251, 56451), (5463, 43927), (7891, 30411), (10137, 23673), (12753, 18817)]