989339904

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{61343}}^1$

素因数の和:61372

約数の個数: 108

約数和(自身を含む): 3260065536

約数和(自身を除く): 2270725632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 576, 672, 768, 896, 1008, 1152, 1344, 1792, 2016, 2304, 2688, 4032, 5376, 8064, 16128, 61343, 122686, 184029, 245372, 368058, 429401, 490744, 552087, 736116, 858802, 981488, 1104174, 1288203, 1472232, 1717604, 1962976, 2208348, 2576406, 2944464, 3435208, 3864609, 3925952, 4416696, 5152812, 5888928, 6870416, 7729218, 7851904, 8833392, 10305624, 11777856, 13740832, 15458436, 15703808, 17666784, 20611248, 23555712, 27481664, 30916872, 35333568, 41222496, 47111424, 54963328, 61833744, 70667136, 82444992, 109926656, 123667488, 141334272, 164889984, 247334976, 329779968, 494669952, 989339904]

約数ペア:

[(1, 989339904), (2, 494669952), (3, 329779968), (4, 247334976), (6, 164889984), (7, 141334272), (8, 123667488), (9, 109926656), (12, 82444992), (14, 70667136), (16, 61833744), (18, 54963328), (21, 47111424), (24, 41222496), (28, 35333568), (32, 30916872), (36, 27481664), (42, 23555712), (48, 20611248), (56, 17666784), (63, 15703808), (64, 15458436), (72, 13740832), (84, 11777856), (96, 10305624), (112, 8833392), (126, 7851904), (128, 7729218), (144, 6870416), (168, 5888928), (192, 5152812), (224, 4416696), (252, 3925952), (256, 3864609), (288, 3435208), (336, 2944464), (384, 2576406), (448, 2208348), (504, 1962976), (576, 1717604), (672, 1472232), (768, 1288203), (896, 1104174), (1008, 981488), (1152, 858802), (1344, 736116), (1792, 552087), (2016, 490744), (2304, 429401), (2688, 368058), (4032, 245372), (5376, 184029), (8064, 122686), (16128, 61343)]