289559097

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2939}}^1$

素因数の和:3078

約数の個数: 32

約数和(自身を含む): 444528000

約数和(自身を除く): 154968903

約数列:

[1, 3, 9, 27, 41, 89, 123, 267, 369, 801, 1107, 2403, 2939, 3649, 8817, 10947, 26451, 32841, 79353, 98523, 120499, 261571, 361497, 784713, 1084491, 2354139, 3253473, 7062417, 10724411, 32173233, 96519699, 289559097]

約数ペア:

[(1, 289559097), (3, 96519699), (9, 32173233), (27, 10724411), (41, 7062417), (89, 3253473), (123, 2354139), (267, 1084491), (369, 784713), (801, 361497), (1107, 261571), (2403, 120499), (2939, 98523), (3649, 79353), (8817, 32841), (10947, 26451)]