169981119

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{81761}}^1$

素因数の和:81788

約数の個数: 32

約数和(自身を含む): 313966080

約数和(自身を除く): 143984961

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 81761, 245283, 572327, 735849, 899371, 1716981, 2207547, 2698113, 5150943, 6295597, 8094339, 15452829, 18886791, 24283017, 56660373, 169981119]

約数ペア:

[(1, 169981119), (3, 56660373), (7, 24283017), (9, 18886791), (11, 15452829), (21, 8094339), (27, 6295597), (33, 5150943), (63, 2698113), (77, 2207547), (99, 1716981), (189, 899371), (231, 735849), (297, 572327), (693, 245283), (2079, 81761)]