28017825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{33961}}^1$

素因数の和:33985

約数の個数: 24

約数和(自身を含む): 50535456

約数和(自身を除く): 22517631

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 33961, 101883, 169805, 373571, 509415, 849025, 1120713, 1867855, 2547075, 5603565, 9339275, 28017825]

約数ペア:

[(1, 28017825), (3, 9339275), (5, 5603565), (11, 2547075), (15, 1867855), (25, 1120713), (33, 849025), (55, 509415), (75, 373571), (165, 169805), (275, 101883), (825, 33961)]