1121729

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:176

約数の個数: 16

約数和(自身を含む): 1357056

約数和(自身を除く): 235327

約数列:

[1, 7, 37, 61, 71, 259, 427, 497, 2257, 2627, 4331, 15799, 18389, 30317, 160247, 1121729]

約数ペア:

[(1, 1121729), (7, 160247), (37, 30317), (61, 18389), (71, 15799), (259, 4331), (427, 2627), (497, 2257)]