208304859

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{1103}}^1$

素因数の和:1176

約数の個数: 48

約数和(自身を含む): 351654912

約数和(自身を除く): 143350053

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 529, 1103, 1173, 1587, 2737, 3309, 3703, 7721, 8211, 8993, 11109, 18751, 23163, 25369, 26979, 56253, 62951, 76107, 131257, 177583, 188853, 393771, 431273, 532749, 583487, 1293819, 1750461, 3018911, 4084409, 9056733, 9919279, 12253227, 29757837, 69434953, 208304859]

約数ペア:

[(1, 208304859), (3, 69434953), (7, 29757837), (17, 12253227), (21, 9919279), (23, 9056733), (51, 4084409), (69, 3018911), (119, 1750461), (161, 1293819), (357, 583487), (391, 532749), (483, 431273), (529, 393771), (1103, 188853), (1173, 177583), (1587, 131257), (2737, 76107), (3309, 62951), (3703, 56253), (7721, 26979), (8211, 25369), (8993, 23163), (11109, 18751)]