25555789

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1249}}^1$

素因数の和:1372

約数の個数: 16

約数和(自身を含む): 30400000

約数和(自身を除く): 4844211

約数列:

[1, 7, 37, 79, 259, 553, 1249, 2923, 8743, 20461, 46213, 98671, 323491, 690697, 3650827, 25555789]

約数ペア:

[(1, 25555789), (7, 3650827), (37, 690697), (79, 323491), (259, 98671), (553, 46213), (1249, 20461), (2923, 8743)]