291248272

素因数分解:

$2^4\times 7^1\times {\mathrm{1511}}^1\times {\mathrm{1721}}^1$

素因数の和:3247

約数の個数: 40

約数和(自身を含む): 645708672

約数和(自身を除く): 354460400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1511, 1721, 3022, 3442, 6044, 6884, 10577, 12047, 12088, 13768, 21154, 24094, 24176, 27536, 42308, 48188, 84616, 96376, 169232, 192752, 2600431, 5200862, 10401724, 18203017, 20803448, 36406034, 41606896, 72812068, 145624136, 291248272]

約数ペア:

[(1, 291248272), (2, 145624136), (4, 72812068), (7, 41606896), (8, 36406034), (14, 20803448), (16, 18203017), (28, 10401724), (56, 5200862), (112, 2600431), (1511, 192752), (1721, 169232), (3022, 96376), (3442, 84616), (6044, 48188), (6884, 42308), (10577, 27536), (12047, 24176), (12088, 24094), (13768, 21154)]