81534796

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{47737}}^1$

素因数の和:47809

約数の個数: 24

約数和(自身を含む): 165746336

約数和(自身を除く): 84211540

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 47737, 95474, 190948, 334159, 668318, 1336636, 2911957, 5823914, 11647828, 20383699, 40767398, 81534796]

約数ペア:

[(1, 81534796), (2, 40767398), (4, 20383699), (7, 11647828), (14, 5823914), (28, 2911957), (61, 1336636), (122, 668318), (244, 334159), (427, 190948), (854, 95474), (1708, 47737)]