213686256

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{12979}}^1$

素因数の和:13011

約数の個数: 80

約数和(自身を含む): 643808000

約数和(自身を除く): 430121744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 294, 336, 343, 392, 588, 686, 784, 1029, 1176, 1372, 2058, 2352, 2744, 4116, 5488, 8232, 12979, 16464, 25958, 38937, 51916, 77874, 90853, 103832, 155748, 181706, 207664, 272559, 311496, 363412, 545118, 622992, 635971, 726824, 1090236, 1271942, 1453648, 1907913, 2180472, 2543884, 3815826, 4360944, 4451797, 5087768, 7631652, 8903594, 10175536, 13355391, 15263304, 17807188, 26710782, 30526608, 35614376, 53421564, 71228752, 106843128, 213686256]

約数ペア:

[(1, 213686256), (2, 106843128), (3, 71228752), (4, 53421564), (6, 35614376), (7, 30526608), (8, 26710782), (12, 17807188), (14, 15263304), (16, 13355391), (21, 10175536), (24, 8903594), (28, 7631652), (42, 5087768), (48, 4451797), (49, 4360944), (56, 3815826), (84, 2543884), (98, 2180472), (112, 1907913), (147, 1453648), (168, 1271942), (196, 1090236), (294, 726824), (336, 635971), (343, 622992), (392, 545118), (588, 363412), (686, 311496), (784, 272559), (1029, 207664), (1176, 181706), (1372, 155748), (2058, 103832), (2352, 90853), (2744, 77874), (4116, 51916), (5488, 38937), (8232, 25958), (12979, 16464)]