131292784

素因数分解:

$2^4\times 7^1\times {\mathrm{1172257}}^1$

素因数の和:1172272

約数の個数: 20

約数和(自身を含む): 290719984

約数和(自身を除く): 159427200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1172257, 2344514, 4689028, 8205799, 9378056, 16411598, 18756112, 32823196, 65646392, 131292784]

約数ペア:

[(1, 131292784), (2, 65646392), (4, 32823196), (7, 18756112), (8, 16411598), (14, 9378056), (16, 8205799), (28, 4689028), (56, 2344514), (112, 1172257)]