28271115

素因数分解:

$3^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1249}}^1$

素因数の和:1763

約数の個数: 24

約数和(自身を含む): 49140000

約数和(自身を除く): 20868885

約数列:

[1, 3, 5, 9, 15, 45, 503, 1249, 1509, 2515, 3747, 4527, 6245, 7545, 11241, 18735, 22635, 56205, 628247, 1884741, 3141235, 5654223, 9423705, 28271115]

約数ペア:

[(1, 28271115), (3, 9423705), (5, 5654223), (9, 3141235), (15, 1884741), (45, 628247), (503, 56205), (1249, 22635), (1509, 18735), (2515, 11241), (3747, 7545), (4527, 6245)]