398913984

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{10993}}^1$

素因数の和:11024

約数の個数: 140

約数和(自身を含む): 1351558384

約数和(自身を除く): 952644400

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 192, 216, 224, 252, 288, 324, 336, 378, 432, 448, 504, 567, 576, 648, 672, 756, 864, 1008, 1134, 1296, 1344, 1512, 1728, 2016, 2268, 2592, 3024, 4032, 4536, 5184, 6048, 9072, 10993, 12096, 18144, 21986, 32979, 36288, 43972, 65958, 76951, 87944, 98937, 131916, 153902, 175888, 197874, 230853, 263832, 296811, 307804, 351776, 395748, 461706, 527664, 593622, 615608, 692559, 703552, 791496, 890433, 923412, 1055328, 1187244, 1231216, 1385118, 1582992, 1780866, 1846824, 2077677, 2110656, 2374488, 2462432, 2770236, 3165984, 3561732, 3693648, 4155354, 4748976, 4924864, 5540472, 6233031, 6331968, 7123464, 7387296, 8310708, 9497952, 11080944, 12466062, 14246928, 14774592, 16621416, 18995904, 22161888, 24932124, 28493856, 33242832, 44323776, 49864248, 56987712, 66485664, 99728496, 132971328, 199456992, 398913984]

約数ペア:

[(1, 398913984), (2, 199456992), (3, 132971328), (4, 99728496), (6, 66485664), (7, 56987712), (8, 49864248), (9, 44323776), (12, 33242832), (14, 28493856), (16, 24932124), (18, 22161888), (21, 18995904), (24, 16621416), (27, 14774592), (28, 14246928), (32, 12466062), (36, 11080944), (42, 9497952), (48, 8310708), (54, 7387296), (56, 7123464), (63, 6331968), (64, 6233031), (72, 5540472), (81, 4924864), (84, 4748976), (96, 4155354), (108, 3693648), (112, 3561732), (126, 3165984), (144, 2770236), (162, 2462432), (168, 2374488), (189, 2110656), (192, 2077677), (216, 1846824), (224, 1780866), (252, 1582992), (288, 1385118), (324, 1231216), (336, 1187244), (378, 1055328), (432, 923412), (448, 890433), (504, 791496), (567, 703552), (576, 692559), (648, 615608), (672, 593622), (756, 527664), (864, 461706), (1008, 395748), (1134, 351776), (1296, 307804), (1344, 296811), (1512, 263832), (1728, 230853), (2016, 197874), (2268, 175888), (2592, 153902), (3024, 131916), (4032, 98937), (4536, 87944), (5184, 76951), (6048, 65958), (9072, 43972), (10993, 36288), (12096, 32979), (18144, 21986)]