291249227997

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{2543}}^1$

素因数の和:2960

約数の個数: 144

約数和(自身を含む): 539176255488

約数和(自身を除く): 247927027491

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 63, 91, 93, 117, 169, 217, 273, 279, 347, 403, 507, 651, 819, 1041, 1183, 1209, 1521, 1953, 2429, 2543, 2821, 3123, 3549, 3627, 4511, 5239, 7287, 7629, 8463, 10647, 10757, 13533, 15717, 17801, 21861, 22887, 25389, 31577, 32271, 33059, 36673, 40599, 47151, 53403, 58643, 75299, 78833, 94731, 96813, 99177, 110019, 139841, 160209, 175929, 225897, 231413, 236499, 284193, 297531, 330057, 410501, 419523, 429767, 527787, 551831, 677691, 694239, 709497, 882421, 978887, 1024829, 1231503, 1258569, 1289301, 1655493, 1817933, 2082717, 2647263, 2936661, 3008369, 3074487, 3694509, 3867903, 4966479, 5453799, 6176947, 7173803, 7941789, 8809983, 9025107, 9223461, 11471473, 12725531, 13322777, 16361397, 18530841, 21521409, 27075321, 27355051, 34414419, 38176593, 39968331, 55592523, 64564227, 80300311, 82065153, 93259439, 103243257, 114529779, 119904993, 149129149, 191485357, 240900933, 246195459, 279778317, 355615663, 447387447, 574456071, 722702799, 839334951, 1043904043, 1066846989, 1342162341, 1723368213, 2489309641, 3131712129, 3200540967, 4623003619, 7467928923, 9395136387, 13869010857, 22403786769, 32361025333, 41607032571, 97083075999, 291249227997]

約数ペア:

[(1, 291249227997), (3, 97083075999), (7, 41607032571), (9, 32361025333), (13, 22403786769), (21, 13869010857), (31, 9395136387), (39, 7467928923), (63, 4623003619), (91, 3200540967), (93, 3131712129), (117, 2489309641), (169, 1723368213), (217, 1342162341), (273, 1066846989), (279, 1043904043), (347, 839334951), (403, 722702799), (507, 574456071), (651, 447387447), (819, 355615663), (1041, 279778317), (1183, 246195459), (1209, 240900933), (1521, 191485357), (1953, 149129149), (2429, 119904993), (2543, 114529779), (2821, 103243257), (3123, 93259439), (3549, 82065153), (3627, 80300311), (4511, 64564227), (5239, 55592523), (7287, 39968331), (7629, 38176593), (8463, 34414419), (10647, 27355051), (10757, 27075321), (13533, 21521409), (15717, 18530841), (17801, 16361397), (21861, 13322777), (22887, 12725531), (25389, 11471473), (31577, 9223461), (32271, 9025107), (33059, 8809983), (36673, 7941789), (40599, 7173803), (47151, 6176947), (53403, 5453799), (58643, 4966479), (75299, 3867903), (78833, 3694509), (94731, 3074487), (96813, 3008369), (99177, 2936661), (110019, 2647263), (139841, 2082717), (160209, 1817933), (175929, 1655493), (225897, 1289301), (231413, 1258569), (236499, 1231503), (284193, 1024829), (297531, 978887), (330057, 882421), (410501, 709497), (419523, 694239), (429767, 677691), (527787, 551831)]