208528911

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{62791}}^1$

素因数の和:62844

約数の個数: 20

約数和(自身を含む): 319108944

約数和(自身を除く): 110580033

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 62791, 188373, 565119, 1695357, 2574431, 5086071, 7723293, 23169879, 69509637, 208528911]

約数ペア:

[(1, 208528911), (3, 69509637), (9, 23169879), (27, 7723293), (41, 5086071), (81, 2574431), (123, 1695357), (369, 565119), (1107, 188373), (3321, 62791)]