397977384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:767

約数の個数: 128

約数和(自身を含む): 1178496000

約数和(自身を除く): 780518616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 84, 86, 89, 129, 168, 172, 178, 258, 267, 301, 344, 356, 516, 534, 602, 619, 623, 712, 903, 1032, 1068, 1204, 1238, 1246, 1806, 1857, 1869, 2136, 2408, 2476, 2492, 3612, 3714, 3738, 3827, 4333, 4952, 4984, 7224, 7428, 7476, 7654, 8666, 11481, 12999, 14856, 14952, 15308, 17332, 22962, 25998, 26617, 26789, 30616, 34664, 45924, 51996, 53234, 53578, 55091, 79851, 80367, 91848, 103992, 106468, 107156, 110182, 159702, 160734, 165273, 186319, 212936, 214312, 220364, 319404, 321468, 330546, 372638, 385637, 440728, 558957, 638808, 642936, 661092, 745276, 771274, 1117914, 1156911, 1322184, 1490552, 1542548, 2235828, 2313822, 2368913, 3085096, 4471656, 4627644, 4737826, 7106739, 9255288, 9475652, 14213478, 16582391, 18951304, 28426956, 33164782, 49747173, 56853912, 66329564, 99494346, 132659128, 198988692, 397977384]

約数ペア:

[(1, 397977384), (2, 198988692), (3, 132659128), (4, 99494346), (6, 66329564), (7, 56853912), (8, 49747173), (12, 33164782), (14, 28426956), (21, 18951304), (24, 16582391), (28, 14213478), (42, 9475652), (43, 9255288), (56, 7106739), (84, 4737826), (86, 4627644), (89, 4471656), (129, 3085096), (168, 2368913), (172, 2313822), (178, 2235828), (258, 1542548), (267, 1490552), (301, 1322184), (344, 1156911), (356, 1117914), (516, 771274), (534, 745276), (602, 661092), (619, 642936), (623, 638808), (712, 558957), (903, 440728), (1032, 385637), (1068, 372638), (1204, 330546), (1238, 321468), (1246, 319404), (1806, 220364), (1857, 214312), (1869, 212936), (2136, 186319), (2408, 165273), (2476, 160734), (2492, 159702), (3612, 110182), (3714, 107156), (3738, 106468), (3827, 103992), (4333, 91848), (4952, 80367), (4984, 79851), (7224, 55091), (7428, 53578), (7476, 53234), (7654, 51996), (8666, 45924), (11481, 34664), (12999, 30616), (14856, 26789), (14952, 26617), (15308, 25998), (17332, 22962)]