81793173

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{883}}^1$

素因数の和:1305

約数の個数: 32

約数和(自身を含む): 136461312

約数和(自身を除く): 54668139

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 401, 883, 1203, 2649, 2807, 4411, 6181, 8421, 9713, 13233, 18543, 29139, 30877, 67991, 92631, 203973, 354083, 1062249, 2478581, 3894913, 7435743, 11684739, 27264391, 81793173]

約数ペア:

[(1, 81793173), (3, 27264391), (7, 11684739), (11, 7435743), (21, 3894913), (33, 2478581), (77, 1062249), (231, 354083), (401, 203973), (883, 92631), (1203, 67991), (2649, 30877), (2807, 29139), (4411, 18543), (6181, 13233), (8421, 9713)]