26871663

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{383}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 44384256

約数和(自身を除く): 17512593

約数列:

[1, 3, 7, 13, 21, 39, 91, 257, 273, 383, 771, 1149, 1799, 2681, 3341, 4979, 5397, 8043, 10023, 14937, 23387, 34853, 70161, 98431, 104559, 295293, 689017, 1279603, 2067051, 3838809, 8957221, 26871663]

約数ペア:

[(1, 26871663), (3, 8957221), (7, 3838809), (13, 2067051), (21, 1279603), (39, 689017), (91, 295293), (257, 104559), (273, 98431), (383, 70161), (771, 34853), (1149, 23387), (1799, 14937), (2681, 10023), (3341, 8043), (4979, 5397)]