989900703

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:354

約数の個数: 128

約数和(自身を含む): 1824768000

約数和(自身を除く): 834867297

約数列:

[1, 3, 9, 11, 19, 23, 27, 29, 33, 57, 69, 87, 99, 171, 207, 209, 253, 261, 263, 297, 319, 437, 513, 551, 621, 627, 667, 759, 783, 789, 957, 1311, 1653, 1881, 2001, 2277, 2367, 2871, 2893, 3933, 4807, 4959, 4997, 5643, 6003, 6049, 6061, 6831, 7101, 7337, 7627, 8613, 8679, 11799, 12673, 14421, 14877, 14991, 18009, 18147, 18183, 22011, 22881, 26037, 38019, 43263, 44973, 54441, 54549, 54967, 66033, 66539, 68643, 78111, 83897, 114057, 114931, 129789, 134919, 139403, 144913, 163323, 163647, 164901, 175421, 198099, 199617, 205929, 251691, 342171, 344793, 418209, 434739, 494703, 526263, 598851, 755073, 1034379, 1254627, 1264241, 1304217, 1484109, 1578789, 1594043, 1796553, 1929631, 2265219, 3103137, 3332999, 3763881, 3792723, 3912651, 4736367, 4782129, 5788893, 9998997, 11378169, 14346387, 17366679, 29996991, 34134507, 36662989, 43039161, 52100037, 89990973, 109988967, 329966901, 989900703]

約数ペア:

[(1, 989900703), (3, 329966901), (9, 109988967), (11, 89990973), (19, 52100037), (23, 43039161), (27, 36662989), (29, 34134507), (33, 29996991), (57, 17366679), (69, 14346387), (87, 11378169), (99, 9998997), (171, 5788893), (207, 4782129), (209, 4736367), (253, 3912651), (261, 3792723), (263, 3763881), (297, 3332999), (319, 3103137), (437, 2265219), (513, 1929631), (551, 1796553), (621, 1594043), (627, 1578789), (667, 1484109), (759, 1304217), (783, 1264241), (789, 1254627), (957, 1034379), (1311, 755073), (1653, 598851), (1881, 526263), (2001, 494703), (2277, 434739), (2367, 418209), (2871, 344793), (2893, 342171), (3933, 251691), (4807, 205929), (4959, 199617), (4997, 198099), (5643, 175421), (6003, 164901), (6049, 163647), (6061, 163323), (6831, 144913), (7101, 139403), (7337, 134919), (7627, 129789), (8613, 114931), (8679, 114057), (11799, 83897), (12673, 78111), (14421, 68643), (14877, 66539), (14991, 66033), (18009, 54967), (18147, 54549), (18183, 54441), (22011, 44973), (22881, 43263), (26037, 38019)]