16765551

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 28454400

約数和(自身を除く): 11688849

約数列:

[1, 3, 9, 11, 23, 33, 37, 69, 99, 111, 199, 207, 253, 333, 407, 597, 759, 851, 1221, 1791, 2189, 2277, 2553, 3663, 4577, 6567, 7363, 7659, 9361, 13731, 19701, 22089, 28083, 41193, 50347, 66267, 80993, 84249, 151041, 169349, 242979, 453123, 508047, 728937, 1524141, 1862839, 5588517, 16765551]

約数ペア:

[(1, 16765551), (3, 5588517), (9, 1862839), (11, 1524141), (23, 728937), (33, 508047), (37, 453123), (69, 242979), (99, 169349), (111, 151041), (199, 84249), (207, 80993), (253, 66267), (333, 50347), (407, 41193), (597, 28083), (759, 22089), (851, 19701), (1221, 13731), (1791, 9361), (2189, 7659), (2277, 7363), (2553, 6567), (3663, 4577)]