261765952

素因数分解:

$2^6\times 7^1\times {\mathrm{617}}^1\times {\mathrm{947}}^1$

素因数の和:1583

約数の個数: 56

約数和(自身を含む): 595237824

約数和(自身を除く): 333471872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 617, 947, 1234, 1894, 2468, 3788, 4319, 4936, 6629, 7576, 8638, 9872, 13258, 15152, 17276, 19744, 26516, 30304, 34552, 39488, 53032, 60608, 69104, 106064, 138208, 212128, 276416, 424256, 584299, 1168598, 2337196, 4090093, 4674392, 8180186, 9348784, 16360372, 18697568, 32720744, 37395136, 65441488, 130882976, 261765952]

約数ペア:

[(1, 261765952), (2, 130882976), (4, 65441488), (7, 37395136), (8, 32720744), (14, 18697568), (16, 16360372), (28, 9348784), (32, 8180186), (56, 4674392), (64, 4090093), (112, 2337196), (224, 1168598), (448, 584299), (617, 424256), (947, 276416), (1234, 212128), (1894, 138208), (2468, 106064), (3788, 69104), (4319, 60608), (4936, 53032), (6629, 39488), (7576, 34552), (8638, 30304), (9872, 26516), (13258, 19744), (15152, 17276)]