256440121

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{8011}}^1$

素因数の和:8304

約数の個数: 16

約数和(自身を含む): 311506560

約数和(自身を除く): 55066439

約数列:

[1, 7, 17, 119, 269, 1883, 4573, 8011, 32011, 56077, 136187, 953309, 2154959, 15084713, 36634303, 256440121]

約数ペア:

[(1, 256440121), (7, 36634303), (17, 15084713), (119, 2154959), (269, 953309), (1883, 136187), (4573, 56077), (8011, 32011)]