38987928

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 126177480

約数和(自身を除く): 87189552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 43, 49, 56, 63, 72, 84, 86, 98, 126, 129, 147, 168, 172, 196, 252, 257, 258, 294, 301, 344, 387, 392, 441, 504, 514, 516, 588, 602, 771, 774, 882, 903, 1028, 1032, 1176, 1204, 1542, 1548, 1764, 1799, 1806, 2056, 2107, 2313, 2408, 2709, 3084, 3096, 3528, 3598, 3612, 4214, 4626, 5397, 5418, 6168, 6321, 7196, 7224, 8428, 9252, 10794, 10836, 11051, 12593, 12642, 14392, 16191, 16856, 18504, 18963, 21588, 21672, 22102, 25186, 25284, 32382, 33153, 37779, 37926, 43176, 44204, 50372, 50568, 64764, 66306, 75558, 75852, 77357, 88408, 99459, 100744, 113337, 129528, 132612, 151116, 151704, 154714, 198918, 226674, 232071, 265224, 302232, 309428, 397836, 453348, 464142, 541499, 618856, 696213, 795672, 906696, 928284, 1082998, 1392426, 1624497, 1856568, 2165996, 2784852, 3248994, 4331992, 4873491, 5569704, 6497988, 9746982, 12995976, 19493964, 38987928]

約数ペア:

[(1, 38987928), (2, 19493964), (3, 12995976), (4, 9746982), (6, 6497988), (7, 5569704), (8, 4873491), (9, 4331992), (12, 3248994), (14, 2784852), (18, 2165996), (21, 1856568), (24, 1624497), (28, 1392426), (36, 1082998), (42, 928284), (43, 906696), (49, 795672), (56, 696213), (63, 618856), (72, 541499), (84, 464142), (86, 453348), (98, 397836), (126, 309428), (129, 302232), (147, 265224), (168, 232071), (172, 226674), (196, 198918), (252, 154714), (257, 151704), (258, 151116), (294, 132612), (301, 129528), (344, 113337), (387, 100744), (392, 99459), (441, 88408), (504, 77357), (514, 75852), (516, 75558), (588, 66306), (602, 64764), (771, 50568), (774, 50372), (882, 44204), (903, 43176), (1028, 37926), (1032, 37779), (1176, 33153), (1204, 32382), (1542, 25284), (1548, 25186), (1764, 22102), (1799, 21672), (1806, 21588), (2056, 18963), (2107, 18504), (2313, 16856), (2408, 16191), (2709, 14392), (3084, 12642), (3096, 12593), (3528, 11051), (3598, 10836), (3612, 10794), (4214, 9252), (4626, 8428), (5397, 7224), (5418, 7196), (6168, 6321)]