26404791

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2063

約数の個数: 32

約数和(自身を含む): 43776000

約数和(自身を除く): 17371209

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 629, 777, 1887, 1999, 4403, 5997, 13209, 13993, 33983, 41979, 73963, 101949, 221889, 237881, 517741, 713643, 1257371, 1553223, 3772113, 8801597, 26404791]

約数ペア:

[(1, 26404791), (3, 8801597), (7, 3772113), (17, 1553223), (21, 1257371), (37, 713643), (51, 517741), (111, 237881), (119, 221889), (259, 101949), (357, 73963), (629, 41979), (777, 33983), (1887, 13993), (1999, 13209), (4403, 5997)]