2017697661

素因数分解:

$3^3\times 7^1\times {\mathrm{857}}^1\times {\mathrm{12457}}^1$

素因数の和:13330

約数の個数: 32

約数和(自身を含む): 3420468480

約数和(自身を除く): 1402770819

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 857, 2571, 5999, 7713, 12457, 17997, 23139, 37371, 53991, 87199, 112113, 161973, 261597, 336339, 784791, 2354373, 10675649, 32026947, 74729543, 96080841, 224188629, 288242523, 672565887, 2017697661]

約数ペア:

[(1, 2017697661), (3, 672565887), (7, 288242523), (9, 224188629), (21, 96080841), (27, 74729543), (63, 32026947), (189, 10675649), (857, 2354373), (2571, 784791), (5999, 336339), (7713, 261597), (12457, 161973), (17997, 112113), (23139, 87199), (37371, 53991)]