238797963

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 400577760

約数和(自身を除く): 161779797

約数列:

[1, 3, 9, 17, 27, 37, 43, 51, 81, 109, 111, 129, 153, 327, 333, 387, 459, 629, 731, 981, 999, 1161, 1377, 1591, 1853, 1887, 2193, 2943, 2997, 3483, 4033, 4687, 4773, 5559, 5661, 6579, 8829, 12099, 14061, 14319, 16677, 16983, 19737, 27047, 36297, 42183, 42957, 50031, 50949, 59211, 68561, 79679, 81141, 108891, 126549, 128871, 150093, 173419, 205683, 239037, 243423, 326673, 379647, 520257, 617049, 717111, 730269, 1560771, 1851147, 2151333, 2190807, 2948123, 4682313, 5553441, 6453999, 8844369, 14046939, 26533107, 79599321, 238797963]

約数ペア:

[(1, 238797963), (3, 79599321), (9, 26533107), (17, 14046939), (27, 8844369), (37, 6453999), (43, 5553441), (51, 4682313), (81, 2948123), (109, 2190807), (111, 2151333), (129, 1851147), (153, 1560771), (327, 730269), (333, 717111), (387, 617049), (459, 520257), (629, 379647), (731, 326673), (981, 243423), (999, 239037), (1161, 205683), (1377, 173419), (1591, 150093), (1853, 128871), (1887, 126549), (2193, 108891), (2943, 81141), (2997, 79679), (3483, 68561), (4033, 59211), (4687, 50949), (4773, 50031), (5559, 42957), (5661, 42183), (6579, 36297), (8829, 27047), (12099, 19737), (14061, 16983), (14319, 16677)]