13079275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:459

約数の個数: 24

約数和(自身を含む): 17856000

約数和(自身を除く): 4776725

約数列:

[1, 5, 11, 25, 55, 199, 239, 275, 995, 1195, 2189, 2629, 4975, 5975, 10945, 13145, 47561, 54725, 65725, 237805, 523171, 1189025, 2615855, 13079275]

約数ペア:

[(1, 13079275), (5, 2615855), (11, 1189025), (25, 523171), (55, 237805), (199, 65725), (239, 54725), (275, 47561), (995, 13145), (1195, 10945), (2189, 5975), (2629, 4975)]