209219296

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{3517}}^1$

素因数の和:3564

約数の個数: 72

約数和(自身を含む): 486708264

約数和(自身を除く): 277488968

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 169, 176, 208, 286, 338, 352, 416, 572, 676, 1144, 1352, 1859, 2288, 2704, 3517, 3718, 4576, 5408, 7034, 7436, 14068, 14872, 28136, 29744, 38687, 45721, 56272, 59488, 77374, 91442, 112544, 154748, 182884, 309496, 365768, 502931, 594373, 618992, 731536, 1005862, 1188746, 1237984, 1463072, 2011724, 2377492, 4023448, 4754984, 6538103, 8046896, 9509968, 13076206, 16093792, 19019936, 26152412, 52304824, 104609648, 209219296]

約数ペア:

[(1, 209219296), (2, 104609648), (4, 52304824), (8, 26152412), (11, 19019936), (13, 16093792), (16, 13076206), (22, 9509968), (26, 8046896), (32, 6538103), (44, 4754984), (52, 4023448), (88, 2377492), (104, 2011724), (143, 1463072), (169, 1237984), (176, 1188746), (208, 1005862), (286, 731536), (338, 618992), (352, 594373), (416, 502931), (572, 365768), (676, 309496), (1144, 182884), (1352, 154748), (1859, 112544), (2288, 91442), (2704, 77374), (3517, 59488), (3718, 56272), (4576, 45721), (5408, 38687), (7034, 29744), (7436, 28136), (14068, 14872)]