138909806

素因数分解:

$2^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{11161}}^1$

素因数の和:11304

約数の個数: 24

約数和(自身を含む): 244313856

約数和(自身を除く): 105404050

約数列:

[1, 2, 7, 14, 49, 98, 127, 254, 889, 1778, 6223, 11161, 12446, 22322, 78127, 156254, 546889, 1093778, 1417447, 2834894, 9922129, 19844258, 69454903, 138909806]

約数ペア:

[(1, 138909806), (2, 69454903), (7, 19844258), (14, 9922129), (49, 2834894), (98, 1417447), (127, 1093778), (254, 546889), (889, 156254), (1778, 78127), (6223, 22322), (11161, 12446)]