85531509

素因数分解:

$3^2\times 7^3\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:399

約数の個数: 48

約数和(自身を含む): 146016000

約数和(自身を除く): 60484491

約数列:

[1, 3, 7, 9, 21, 49, 63, 103, 147, 269, 309, 343, 441, 721, 807, 927, 1029, 1883, 2163, 2421, 3087, 5047, 5649, 6489, 13181, 15141, 16947, 27707, 35329, 39543, 45423, 83121, 92267, 105987, 118629, 193949, 249363, 276801, 317961, 581847, 830403, 1357643, 1745541, 4072929, 9503501, 12218787, 28510503, 85531509]

約数ペア:

[(1, 85531509), (3, 28510503), (7, 12218787), (9, 9503501), (21, 4072929), (49, 1745541), (63, 1357643), (103, 830403), (147, 581847), (269, 317961), (309, 276801), (343, 249363), (441, 193949), (721, 118629), (807, 105987), (927, 92267), (1029, 83121), (1883, 45423), (2163, 39543), (2421, 35329), (3087, 27707), (5047, 16947), (5649, 15141), (6489, 13181)]