38739855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1973}}^1$

素因数の和:2016

約数の個数: 64

約数和(自身を含む): 81865728

約数和(自身を除く): 43125873

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 33, 35, 51, 55, 77, 85, 105, 119, 165, 187, 231, 255, 357, 385, 561, 595, 935, 1155, 1309, 1785, 1973, 2805, 3927, 5919, 6545, 9865, 13811, 19635, 21703, 29595, 33541, 41433, 65109, 69055, 100623, 108515, 151921, 167705, 207165, 234787, 325545, 368951, 455763, 503115, 704361, 759605, 1106853, 1173935, 1844755, 2278815, 2582657, 3521805, 5534265, 7747971, 12913285, 38739855]

約数ペア:

[(1, 38739855), (3, 12913285), (5, 7747971), (7, 5534265), (11, 3521805), (15, 2582657), (17, 2278815), (21, 1844755), (33, 1173935), (35, 1106853), (51, 759605), (55, 704361), (77, 503115), (85, 455763), (105, 368951), (119, 325545), (165, 234787), (187, 207165), (231, 167705), (255, 151921), (357, 108515), (385, 100623), (561, 69055), (595, 65109), (935, 41433), (1155, 33541), (1309, 29595), (1785, 21703), (1973, 19635), (2805, 13811), (3927, 9865), (5919, 6545)]