137428893

素因数分解:

$3^7\times 7^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 241827840

約数和(自身を除く): 104398947

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 191, 243, 329, 423, 567, 573, 729, 987, 1269, 1337, 1701, 1719, 2187, 2961, 3807, 4011, 5103, 5157, 8883, 8977, 11421, 12033, 15309, 15471, 26649, 26931, 34263, 36099, 46413, 62839, 79947, 80793, 102789, 108297, 139239, 188517, 239841, 242379, 324891, 417717, 565551, 719523, 727137, 974673, 1696653, 2181411, 2924019, 5089959, 6544233, 15269877, 19632699, 45809631, 137428893]

約数ペア:

[(1, 137428893), (3, 45809631), (7, 19632699), (9, 15269877), (21, 6544233), (27, 5089959), (47, 2924019), (63, 2181411), (81, 1696653), (141, 974673), (189, 727137), (191, 719523), (243, 565551), (329, 417717), (423, 324891), (567, 242379), (573, 239841), (729, 188517), (987, 139239), (1269, 108297), (1337, 102789), (1701, 80793), (1719, 79947), (2187, 62839), (2961, 46413), (3807, 36099), (4011, 34263), (5103, 26931), (5157, 26649), (8883, 15471), (8977, 15309), (11421, 12033)]