15749565

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4751}}^1$

素因数の和:4789

約数の個数: 32

約数和(自身を含む): 28740096

約数和(自身を除く): 12990531

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 4751, 14253, 23755, 61763, 71265, 80767, 185289, 242301, 308815, 403835, 926445, 1049971, 1211505, 3149913, 5249855, 15749565]

約数ペア:

[(1, 15749565), (3, 5249855), (5, 3149913), (13, 1211505), (15, 1049971), (17, 926445), (39, 403835), (51, 308815), (65, 242301), (85, 185289), (195, 80767), (221, 71265), (255, 61763), (663, 23755), (1105, 14253), (3315, 4751)]