28061505

素因数分解:

$3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1907}}^1$

素因数の和:2030

約数の個数: 32

約数和(自身を含む): 50371200

約数和(自身を除く): 22309695

約数列:

[1, 3, 5, 9, 15, 27, 45, 109, 135, 327, 545, 981, 1635, 1907, 2943, 4905, 5721, 9535, 14715, 17163, 28605, 51489, 85815, 207863, 257445, 623589, 1039315, 1870767, 3117945, 5612301, 9353835, 28061505]

約数ペア:

[(1, 28061505), (3, 9353835), (5, 5612301), (9, 3117945), (15, 1870767), (27, 1039315), (45, 623589), (109, 257445), (135, 207863), (327, 85815), (545, 51489), (981, 28605), (1635, 17163), (1907, 14715), (2943, 9535), (4905, 5721)]