257721167202

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{20740477}}^1$

素因数の和:20740610

約数の個数: 32

約数和(自身を含む): 547548619200

約数和(自身を除く): 289827451998

約数列:

[1, 2, 3, 6, 19, 38, 57, 109, 114, 218, 327, 654, 2071, 4142, 6213, 12426, 20740477, 41480954, 62221431, 124442862, 394069063, 788138126, 1182207189, 2260711993, 2364414378, 4521423986, 6782135979, 13564271958, 42953527867, 85907055734, 128860583601, 257721167202]

約数ペア:

[(1, 257721167202), (2, 128860583601), (3, 85907055734), (6, 42953527867), (19, 13564271958), (38, 6782135979), (57, 4521423986), (109, 2364414378), (114, 2260711993), (218, 1182207189), (327, 788138126), (654, 394069063), (2071, 124442862), (4142, 62221431), (6213, 41480954), (12426, 20740477)]