28350675

素因数分解:

$3^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:549

約数の個数: 48

約数和(自身を含む): 52739680

約数和(自身を除く): 24389005

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 97, 135, 225, 291, 433, 485, 675, 873, 1299, 1455, 2165, 2425, 2619, 3897, 4365, 6495, 7275, 10825, 11691, 13095, 19485, 21825, 32475, 42001, 58455, 65475, 97425, 126003, 210005, 292275, 378009, 630015, 1050025, 1134027, 1890045, 3150075, 5670135, 9450225, 28350675]

約数ペア:

[(1, 28350675), (3, 9450225), (5, 5670135), (9, 3150075), (15, 1890045), (25, 1134027), (27, 1050025), (45, 630015), (75, 378009), (97, 292275), (135, 210005), (225, 126003), (291, 97425), (433, 65475), (485, 58455), (675, 42001), (873, 32475), (1299, 21825), (1455, 19485), (2165, 13095), (2425, 11691), (2619, 10825), (3897, 7275), (4365, 6495)]