251096272

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^2\times {\mathrm{139}}^1$

素因数の和:408

約数の個数: 60

約数和(自身を含む): 564443040

約数和(自身を除く): 313346768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 139, 254, 278, 508, 556, 889, 973, 1016, 1112, 1778, 1946, 2032, 2224, 3556, 3892, 7112, 7784, 14224, 15568, 16129, 17653, 32258, 35306, 64516, 70612, 112903, 123571, 129032, 141224, 225806, 247142, 258064, 282448, 451612, 494284, 903224, 988568, 1806448, 1977136, 2241931, 4483862, 8967724, 15693517, 17935448, 31387034, 35870896, 62774068, 125548136, 251096272]

約数ペア:

[(1, 251096272), (2, 125548136), (4, 62774068), (7, 35870896), (8, 31387034), (14, 17935448), (16, 15693517), (28, 8967724), (56, 4483862), (112, 2241931), (127, 1977136), (139, 1806448), (254, 988568), (278, 903224), (508, 494284), (556, 451612), (889, 282448), (973, 258064), (1016, 247142), (1112, 225806), (1778, 141224), (1946, 129032), (2032, 123571), (2224, 112903), (3556, 70612), (3892, 64516), (7112, 35306), (7784, 32258), (14224, 17653), (15568, 16129)]