28211535

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{56993}}^1$

素因数の和:57015

約数の個数: 24

約数和(自身を含む): 53346384

約数和(自身を除く): 25134849

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 56993, 170979, 284965, 512937, 626923, 854895, 1880769, 2564685, 3134615, 5642307, 9403845, 28211535]

約数ペア:

[(1, 28211535), (3, 9403845), (5, 5642307), (9, 3134615), (11, 2564685), (15, 1880769), (33, 854895), (45, 626923), (55, 512937), (99, 284965), (165, 170979), (495, 56993)]