217811328

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{81031}}^1$

素因数の和:81055

約数の個数: 64

約数和(自身を含む): 661221120

約数和(自身を除く): 443409792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 81031, 162062, 243093, 324124, 486186, 567217, 648248, 972372, 1134434, 1296496, 1701651, 1944744, 2268868, 2592992, 3403302, 3889488, 4537736, 5185984, 6806604, 7778976, 9075472, 10371968, 13613208, 15557952, 18150944, 27226416, 31115904, 36301888, 54452832, 72603776, 108905664, 217811328]

約数ペア:

[(1, 217811328), (2, 108905664), (3, 72603776), (4, 54452832), (6, 36301888), (7, 31115904), (8, 27226416), (12, 18150944), (14, 15557952), (16, 13613208), (21, 10371968), (24, 9075472), (28, 7778976), (32, 6806604), (42, 5185984), (48, 4537736), (56, 3889488), (64, 3403302), (84, 2592992), (96, 2268868), (112, 1944744), (128, 1701651), (168, 1296496), (192, 1134434), (224, 972372), (336, 648248), (384, 567217), (448, 486186), (672, 324124), (896, 243093), (1344, 162062), (2688, 81031)]