129681118

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{977}}^1$

素因数の和:1504

約数の個数: 32

約数和(自身を含む): 234720000

約数和(自身を除く): 105038882

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 499, 977, 998, 1954, 3493, 6839, 6986, 9481, 13678, 18563, 18962, 37126, 66367, 129941, 132734, 259882, 487523, 975046, 3412661, 6825322, 9262937, 18525874, 64840559, 129681118]

約数ペア:

[(1, 129681118), (2, 64840559), (7, 18525874), (14, 9262937), (19, 6825322), (38, 3412661), (133, 975046), (266, 487523), (499, 259882), (977, 132734), (998, 129941), (1954, 66367), (3493, 37126), (6839, 18962), (6986, 18563), (9481, 13678)]