161537221

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{4969}}^1$

素因数の和:5076

約数の個数: 16

約数和(自身を含む): 178920000

約数和(自身を除く): 17382779

約数列:

[1, 19, 29, 59, 551, 1121, 1711, 4969, 32509, 94411, 144101, 293171, 2737919, 5570249, 8501959, 161537221]

約数ペア:

[(1, 161537221), (19, 8501959), (29, 5570249), (59, 2737919), (551, 293171), (1121, 144101), (1711, 94411), (4969, 32509)]