9990552

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 128

約数和(自身を含む): 30481920

約数和(自身を除く): 20491368

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 41, 44, 52, 66, 71, 78, 82, 88, 104, 123, 132, 142, 143, 156, 164, 213, 246, 264, 284, 286, 312, 328, 426, 429, 451, 492, 533, 568, 572, 781, 852, 858, 902, 923, 984, 1066, 1144, 1353, 1562, 1599, 1704, 1716, 1804, 1846, 2132, 2343, 2706, 2769, 2911, 3124, 3198, 3432, 3608, 3692, 4264, 4686, 5412, 5538, 5822, 5863, 6248, 6396, 7384, 8733, 9372, 10153, 10824, 11076, 11644, 11726, 12792, 17466, 17589, 18744, 20306, 22152, 23288, 23452, 30459, 32021, 34932, 35178, 37843, 40612, 46904, 60918, 64042, 69864, 70356, 75686, 81224, 96063, 113529, 121836, 128084, 140712, 151372, 192126, 227058, 243672, 256168, 302744, 384252, 416273, 454116, 768504, 832546, 908232, 1248819, 1665092, 2497638, 3330184, 4995276, 9990552]

約数ペア:

[(1, 9990552), (2, 4995276), (3, 3330184), (4, 2497638), (6, 1665092), (8, 1248819), (11, 908232), (12, 832546), (13, 768504), (22, 454116), (24, 416273), (26, 384252), (33, 302744), (39, 256168), (41, 243672), (44, 227058), (52, 192126), (66, 151372), (71, 140712), (78, 128084), (82, 121836), (88, 113529), (104, 96063), (123, 81224), (132, 75686), (142, 70356), (143, 69864), (156, 64042), (164, 60918), (213, 46904), (246, 40612), (264, 37843), (284, 35178), (286, 34932), (312, 32021), (328, 30459), (426, 23452), (429, 23288), (451, 22152), (492, 20306), (533, 18744), (568, 17589), (572, 17466), (781, 12792), (852, 11726), (858, 11644), (902, 11076), (923, 10824), (984, 10153), (1066, 9372), (1144, 8733), (1353, 7384), (1562, 6396), (1599, 6248), (1704, 5863), (1716, 5822), (1804, 5538), (1846, 5412), (2132, 4686), (2343, 4264), (2706, 3692), (2769, 3608), (2911, 3432), (3124, 3198)]