81122445

素因数分解:

$3^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{2579}}^1$

素因数の和:2826

約数の個数: 32

約数和(自身を含む): 144892800

約数和(自身を除く): 63770355

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 233, 699, 1165, 2097, 2579, 3495, 6291, 7737, 10485, 12895, 23211, 31455, 38685, 69633, 116055, 348165, 600907, 1802721, 3004535, 5408163, 9013605, 16224489, 27040815, 81122445]

約数ペア:

[(1, 81122445), (3, 27040815), (5, 16224489), (9, 9013605), (15, 5408163), (27, 3004535), (45, 1802721), (135, 600907), (233, 348165), (699, 116055), (1165, 69633), (2097, 38685), (2579, 31455), (3495, 23211), (6291, 12895), (7737, 10485)]