28955168

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1913}}^1$

素因数の和:1977

約数の個数: 48

約数和(自身を含む): 63667296

約数和(自身を除く): 34712128

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 86, 88, 172, 176, 344, 352, 473, 688, 946, 1376, 1892, 1913, 3784, 3826, 7568, 7652, 15136, 15304, 21043, 30608, 42086, 61216, 82259, 84172, 164518, 168344, 329036, 336688, 658072, 673376, 904849, 1316144, 1809698, 2632288, 3619396, 7238792, 14477584, 28955168]

約数ペア:

[(1, 28955168), (2, 14477584), (4, 7238792), (8, 3619396), (11, 2632288), (16, 1809698), (22, 1316144), (32, 904849), (43, 673376), (44, 658072), (86, 336688), (88, 329036), (172, 168344), (176, 164518), (344, 84172), (352, 82259), (473, 61216), (688, 42086), (946, 30608), (1376, 21043), (1892, 15304), (1913, 15136), (3784, 7652), (3826, 7568)]