12157117

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:540

約数の個数: 16

約数和(自身を含む): 14356224

約数和(自身を除く): 2199107

約数列:

[1, 7, 61, 71, 401, 427, 497, 2807, 4331, 24461, 28471, 30317, 171227, 199297, 1736731, 12157117]

約数ペア:

[(1, 12157117), (7, 1736731), (61, 199297), (71, 171227), (401, 30317), (427, 28471), (497, 24461), (2807, 4331)]