42542305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{233}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 56275128

約数和(自身を除く): 13732823

約数列:

[1, 5, 13, 53, 65, 233, 265, 689, 1165, 2809, 3029, 3445, 12349, 14045, 15145, 36517, 61745, 160537, 182585, 654497, 802685, 3272485, 8508461, 42542305]

約数ペア:

[(1, 42542305), (5, 8508461), (13, 3272485), (53, 802685), (65, 654497), (233, 182585), (265, 160537), (689, 61745), (1165, 36517), (2809, 15145), (3029, 14045), (3445, 12349)]