81775143

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3559}}^1$

素因数の和:3628

約数の個数: 32

約数和(自身を含む): 129868800

約数和(自身を除く): 48093657

約数列:

[1, 3, 9, 23, 27, 37, 69, 111, 207, 333, 621, 851, 999, 2553, 3559, 7659, 10677, 22977, 32031, 81857, 96093, 131683, 245571, 395049, 736713, 1185147, 2210139, 3028709, 3555441, 9086127, 27258381, 81775143]

約数ペア:

[(1, 81775143), (3, 27258381), (9, 9086127), (23, 3555441), (27, 3028709), (37, 2210139), (69, 1185147), (111, 736713), (207, 395049), (333, 245571), (621, 131683), (851, 96093), (999, 81857), (2553, 32031), (3559, 22977), (7659, 10677)]