87666081

素因数分解:

$3^1\times {\mathrm{53}}^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 121482816

約数和(自身を除く): 33816735

約数列:

[1, 3, 53, 101, 103, 159, 303, 309, 2809, 5353, 5459, 8427, 10403, 16059, 16377, 31209, 283709, 289327, 551359, 851127, 867981, 1654077, 29222027, 87666081]

約数ペア:

[(1, 87666081), (3, 29222027), (53, 1654077), (101, 867981), (103, 851127), (159, 551359), (303, 289327), (309, 283709), (2809, 31209), (5353, 16377), (5459, 16059), (8427, 10403)]