1294421877

素因数分解:

$3^7\times 7^2\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 2315312640

約数和(自身を除く): 1020890763

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 63, 81, 141, 147, 189, 243, 257, 329, 423, 441, 567, 729, 771, 987, 1269, 1323, 1701, 1799, 2187, 2303, 2313, 2961, 3807, 3969, 5103, 5397, 6909, 6939, 8883, 11421, 11907, 12079, 12593, 15309, 16191, 20727, 20817, 26649, 34263, 35721, 36237, 37779, 48573, 62181, 62451, 79947, 84553, 102789, 107163, 108711, 113337, 145719, 186543, 187353, 239841, 253659, 326133, 340011, 437157, 559629, 562059, 591871, 719523, 760977, 978399, 1020033, 1311471, 1678887, 1775613, 2282931, 2935197, 3060099, 3934413, 5036661, 5326839, 6848793, 8805591, 9180297, 15980517, 20546379, 26416773, 27540891, 47941551, 61639137, 143824653, 184917411, 431473959, 1294421877]

約数ペア:

[(1, 1294421877), (3, 431473959), (7, 184917411), (9, 143824653), (21, 61639137), (27, 47941551), (47, 27540891), (49, 26416773), (63, 20546379), (81, 15980517), (141, 9180297), (147, 8805591), (189, 6848793), (243, 5326839), (257, 5036661), (329, 3934413), (423, 3060099), (441, 2935197), (567, 2282931), (729, 1775613), (771, 1678887), (987, 1311471), (1269, 1020033), (1323, 978399), (1701, 760977), (1799, 719523), (2187, 591871), (2303, 562059), (2313, 559629), (2961, 437157), (3807, 340011), (3969, 326133), (5103, 253659), (5397, 239841), (6909, 187353), (6939, 186543), (8883, 145719), (11421, 113337), (11907, 108711), (12079, 107163), (12593, 102789), (15309, 84553), (16191, 79947), (20727, 62451), (20817, 62181), (26649, 48573), (34263, 37779), (35721, 36237)]