251286476

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{2473}}^1$

素因数の和:2694

約数の個数: 48

約数和(自身を含む): 532008960

約数和(自身を除く): 280722484

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 191, 266, 382, 532, 764, 1337, 2473, 2674, 3629, 4946, 5348, 7258, 9892, 14516, 17311, 25403, 34622, 46987, 50806, 69244, 93974, 101612, 187948, 328909, 472343, 657818, 944686, 1315636, 1889372, 3306401, 6612802, 8974517, 13225604, 17949034, 35898068, 62821619, 125643238, 251286476]

約数ペア:

[(1, 251286476), (2, 125643238), (4, 62821619), (7, 35898068), (14, 17949034), (19, 13225604), (28, 8974517), (38, 6612802), (76, 3306401), (133, 1889372), (191, 1315636), (266, 944686), (382, 657818), (532, 472343), (764, 328909), (1337, 187948), (2473, 101612), (2674, 93974), (3629, 69244), (4946, 50806), (5348, 46987), (7258, 34622), (9892, 25403), (14516, 17311)]