38677863

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 66355200

約数和(自身を除く): 27677337

約数列:

[1, 3, 7, 19, 21, 31, 53, 57, 59, 93, 133, 159, 177, 217, 371, 399, 413, 589, 651, 1007, 1113, 1121, 1239, 1643, 1767, 1829, 3021, 3127, 3363, 4123, 4929, 5487, 7049, 7847, 9381, 11501, 12369, 12803, 21147, 21889, 23541, 31217, 34503, 34751, 38409, 59413, 65667, 93651, 96937, 104253, 178239, 218519, 243257, 290811, 415891, 655557, 678559, 729771, 1247673, 1841803, 2035677, 5525409, 12892621, 38677863]

約数ペア:

[(1, 38677863), (3, 12892621), (7, 5525409), (19, 2035677), (21, 1841803), (31, 1247673), (53, 729771), (57, 678559), (59, 655557), (93, 415891), (133, 290811), (159, 243257), (177, 218519), (217, 178239), (371, 104253), (399, 96937), (413, 93651), (589, 65667), (651, 59413), (1007, 38409), (1113, 34751), (1121, 34503), (1239, 31217), (1643, 23541), (1767, 21889), (1829, 21147), (3021, 12803), (3127, 12369), (3363, 11501), (4123, 9381), (4929, 7847), (5487, 7049)]