28080036

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{14717}}^1$

素因数の和:14780

約数の個数: 36

約数和(自身を含む): 72324252

約数和(自身を除く): 44244216

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 14717, 29434, 44151, 58868, 88302, 132453, 176604, 264906, 529812, 780001, 1560002, 2340003, 3120004, 4680006, 7020009, 9360012, 14040018, 28080036]

約数ペア:

[(1, 28080036), (2, 14040018), (3, 9360012), (4, 7020009), (6, 4680006), (9, 3120004), (12, 2340003), (18, 1560002), (36, 780001), (53, 529812), (106, 264906), (159, 176604), (212, 132453), (318, 88302), (477, 58868), (636, 44151), (954, 29434), (1908, 14717)]