31001817609

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:689

約数の個数: 160

約数和(自身を含む): 57305600000

約数和(自身を除く): 26303782391

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 73, 79, 81, 133, 171, 189, 219, 237, 399, 499, 511, 513, 553, 567, 657, 711, 1197, 1387, 1497, 1501, 1533, 1539, 1659, 1971, 2133, 3493, 3591, 4161, 4491, 4503, 4599, 4977, 5767, 5913, 6399, 9481, 9709, 10479, 10507, 10773, 12483, 13473, 13509, 13797, 14931, 17301, 28443, 29127, 31437, 31521, 36427, 37449, 39421, 40369, 40419, 40527, 41391, 44793, 51903, 66367, 85329, 87381, 94311, 94563, 109281, 109573, 112347, 118263, 121107, 121581, 155709, 199101, 254989, 255987, 262143, 275947, 282933, 283689, 327843, 328719, 354789, 363321, 467127, 597303, 692113, 748999, 764967, 767011, 767961, 786429, 827841, 851067, 983529, 986157, 1064367, 1089963, 1791909, 2076339, 2246997, 2294901, 2301033, 2483523, 2877733, 2950587, 2958471, 3193101, 3269889, 4844791, 5242993, 5375727, 6229017, 6740991, 6884703, 6903099, 7450569, 8633199, 8875413, 14534373, 15728979, 18687051, 20144131, 20222973, 20654109, 20709297, 22351707, 25899597, 43603119, 47186937, 54676927, 56061153, 60432393, 60668919, 62127891, 77698791, 130809357, 141560811, 164030781, 181297179, 233096373, 382738489, 392428071, 424682433, 492092343, 543891537, 1148215467, 1476277029, 1631674611, 3444646401, 4428831087, 10333939203, 31001817609]

約数ペア:

[(1, 31001817609), (3, 10333939203), (7, 4428831087), (9, 3444646401), (19, 1631674611), (21, 1476277029), (27, 1148215467), (57, 543891537), (63, 492092343), (73, 424682433), (79, 392428071), (81, 382738489), (133, 233096373), (171, 181297179), (189, 164030781), (219, 141560811), (237, 130809357), (399, 77698791), (499, 62127891), (511, 60668919), (513, 60432393), (553, 56061153), (567, 54676927), (657, 47186937), (711, 43603119), (1197, 25899597), (1387, 22351707), (1497, 20709297), (1501, 20654109), (1533, 20222973), (1539, 20144131), (1659, 18687051), (1971, 15728979), (2133, 14534373), (3493, 8875413), (3591, 8633199), (4161, 7450569), (4491, 6903099), (4503, 6884703), (4599, 6740991), (4977, 6229017), (5767, 5375727), (5913, 5242993), (6399, 4844791), (9481, 3269889), (9709, 3193101), (10479, 2958471), (10507, 2950587), (10773, 2877733), (12483, 2483523), (13473, 2301033), (13509, 2294901), (13797, 2246997), (14931, 2076339), (17301, 1791909), (28443, 1089963), (29127, 1064367), (31437, 986157), (31521, 983529), (36427, 851067), (37449, 827841), (39421, 786429), (40369, 767961), (40419, 767011), (40527, 764967), (41391, 748999), (44793, 692113), (51903, 597303), (66367, 467127), (85329, 363321), (87381, 354789), (94311, 328719), (94563, 327843), (109281, 283689), (109573, 282933), (112347, 275947), (118263, 262143), (121107, 255987), (121581, 254989), (155709, 199101)]