138317949

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 262242816

約数和(自身を除く): 123924867

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 67, 77, 81, 99, 189, 201, 231, 297, 331, 469, 567, 603, 693, 737, 891, 993, 1407, 1809, 2079, 2211, 2317, 2979, 3641, 4221, 5159, 5427, 6237, 6633, 6951, 8937, 10923, 12663, 15477, 19899, 20853, 22177, 25487, 26811, 32769, 37989, 46431, 59697, 62559, 66531, 76461, 98307, 139293, 155239, 187677, 199593, 229383, 243947, 294921, 417879, 465717, 598779, 688149, 731841, 1397151, 1707629, 1796337, 2064447, 2195523, 4191453, 5122887, 6586569, 12574359, 15368661, 19759707, 46105983, 138317949]

約数ペア:

[(1, 138317949), (3, 46105983), (7, 19759707), (9, 15368661), (11, 12574359), (21, 6586569), (27, 5122887), (33, 4191453), (63, 2195523), (67, 2064447), (77, 1796337), (81, 1707629), (99, 1397151), (189, 731841), (201, 688149), (231, 598779), (297, 465717), (331, 417879), (469, 294921), (567, 243947), (603, 229383), (693, 199593), (737, 187677), (891, 155239), (993, 139293), (1407, 98307), (1809, 76461), (2079, 66531), (2211, 62559), (2317, 59697), (2979, 46431), (3641, 37989), (4221, 32769), (5159, 26811), (5427, 25487), (6237, 22177), (6633, 20853), (6951, 19899), (8937, 15477), (10923, 12663)]