261920176

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{24109}}^1$

素因数の和:24221

約数の個数: 40

約数和(自身を含む): 585969440

約数和(自身を除く): 324049264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2716, 5432, 10864, 24109, 48218, 96436, 168763, 192872, 337526, 385744, 675052, 1350104, 2338573, 2700208, 4677146, 9354292, 16370011, 18708584, 32740022, 37417168, 65480044, 130960088, 261920176]

約数ペア:

[(1, 261920176), (2, 130960088), (4, 65480044), (7, 37417168), (8, 32740022), (14, 18708584), (16, 16370011), (28, 9354292), (56, 4677146), (97, 2700208), (112, 2338573), (194, 1350104), (388, 675052), (679, 385744), (776, 337526), (1358, 192872), (1552, 168763), (2716, 96436), (5432, 48218), (10864, 24109)]