205126857

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{25409}}^1$

素因数の和:25454

約数の個数: 32

約数和(自身を含む): 341510400

約数和(自身を除く): 136383543

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 207, 299, 351, 621, 897, 2691, 8073, 25409, 76227, 228681, 330317, 584407, 686043, 990951, 1753221, 2972853, 5259663, 7597291, 8918559, 15778989, 22791873, 68375619, 205126857]

約数ペア:

[(1, 205126857), (3, 68375619), (9, 22791873), (13, 15778989), (23, 8918559), (27, 7597291), (39, 5259663), (69, 2972853), (117, 1753221), (207, 990951), (299, 686043), (351, 584407), (621, 330317), (897, 228681), (2691, 76227), (8073, 25409)]