40655307

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 72806400

約数和(自身を除く): 32151093

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 59, 77, 133, 157, 177, 209, 231, 399, 413, 471, 627, 649, 1099, 1121, 1239, 1463, 1727, 1947, 2983, 3297, 3363, 4389, 4543, 5181, 7847, 8949, 9263, 12089, 12331, 13629, 20881, 23541, 27789, 32813, 36267, 36993, 62643, 64841, 86317, 98439, 101893, 175997, 194523, 229691, 258951, 305679, 527991, 689073, 713251, 1231979, 1935967, 2139753, 3695937, 5807901, 13551769, 40655307]

約数ペア:

[(1, 40655307), (3, 13551769), (7, 5807901), (11, 3695937), (19, 2139753), (21, 1935967), (33, 1231979), (57, 713251), (59, 689073), (77, 527991), (133, 305679), (157, 258951), (177, 229691), (209, 194523), (231, 175997), (399, 101893), (413, 98439), (471, 86317), (627, 64841), (649, 62643), (1099, 36993), (1121, 36267), (1239, 32813), (1463, 27789), (1727, 23541), (1947, 20881), (2983, 13629), (3297, 12331), (3363, 12089), (4389, 9263), (4543, 8949), (5181, 7847)]