205668484

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1061}}^1$

素因数の和:1145

約数の個数: 72

約数和(自身を含む): 447467328

約数和(自身を除く): 241798844

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 49, 86, 92, 98, 161, 172, 196, 301, 322, 602, 644, 989, 1061, 1127, 1204, 1978, 2107, 2122, 2254, 3956, 4214, 4244, 4508, 6923, 7427, 8428, 13846, 14854, 24403, 27692, 29708, 45623, 48461, 48806, 51989, 91246, 96922, 97612, 103978, 170821, 182492, 193844, 207956, 319361, 341642, 638722, 683284, 1049329, 1195747, 1277444, 2098658, 2235527, 2391494, 4197316, 4471054, 4782988, 7345303, 8942108, 14690606, 29381212, 51417121, 102834242, 205668484]

約数ペア:

[(1, 205668484), (2, 102834242), (4, 51417121), (7, 29381212), (14, 14690606), (23, 8942108), (28, 7345303), (43, 4782988), (46, 4471054), (49, 4197316), (86, 2391494), (92, 2235527), (98, 2098658), (161, 1277444), (172, 1195747), (196, 1049329), (301, 683284), (322, 638722), (602, 341642), (644, 319361), (989, 207956), (1061, 193844), (1127, 182492), (1204, 170821), (1978, 103978), (2107, 97612), (2122, 96922), (2254, 91246), (3956, 51989), (4214, 48806), (4244, 48461), (4508, 45623), (6923, 29708), (7427, 27692), (8428, 24403), (13846, 14854)]