16749945

素因数分解:

$3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{829}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 29133000

約数和(自身を除く): 12383055

約数列:

[1, 3, 5, 9, 15, 45, 449, 829, 1347, 2245, 2487, 4041, 4145, 6735, 7461, 12435, 20205, 37305, 372221, 1116663, 1861105, 3349989, 5583315, 16749945]

約数ペア:

[(1, 16749945), (3, 5583315), (5, 3349989), (9, 1861105), (15, 1116663), (45, 372221), (449, 37305), (829, 20205), (1347, 12435), (2245, 7461), (2487, 6735), (4041, 4145)]