80132787

素因数分解:

$3^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1637}}^1$

素因数の和:1697

約数の個数: 48

約数和(自身を含む): 141916320

約数和(自身を除く): 61783533

約数列:

[1, 3, 7, 9, 21, 27, 37, 49, 63, 111, 147, 189, 259, 333, 441, 777, 999, 1323, 1637, 1813, 2331, 4911, 5439, 6993, 11459, 14733, 16317, 34377, 44199, 48951, 60569, 80213, 103131, 181707, 240639, 309393, 423983, 545121, 721917, 1271949, 1635363, 2165751, 2967881, 3815847, 8903643, 11447541, 26710929, 80132787]

約数ペア:

[(1, 80132787), (3, 26710929), (7, 11447541), (9, 8903643), (21, 3815847), (27, 2967881), (37, 2165751), (49, 1635363), (63, 1271949), (111, 721917), (147, 545121), (189, 423983), (259, 309393), (333, 240639), (441, 181707), (777, 103131), (999, 80213), (1323, 60569), (1637, 48951), (1813, 44199), (2331, 34377), (4911, 16317), (5439, 14733), (6993, 11459)]