39864654

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{31193}}^1$

素因数の和:31272

約数の個数: 24

約数和(自身を含む): 87592752

約数和(自身を除く): 47728098

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 31193, 62386, 93579, 187158, 280737, 561474, 2214703, 4429406, 6644109, 13288218, 19932327, 39864654]

約数ペア:

[(1, 39864654), (2, 19932327), (3, 13288218), (6, 6644109), (9, 4429406), (18, 2214703), (71, 561474), (142, 280737), (213, 187158), (426, 93579), (639, 62386), (1278, 31193)]