220671361

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{1789}}^1$

素因数の和:2016

約数の個数: 16

約数和(自身を含む): 239201280

約数和(自身を除く): 18529919

約数列:

[1, 23, 31, 173, 713, 1789, 3979, 5363, 41147, 55459, 123349, 309497, 1275557, 7118431, 9594407, 220671361]

約数ペア:

[(1, 220671361), (23, 9594407), (31, 7118431), (173, 1275557), (713, 309497), (1789, 123349), (3979, 55459), (5363, 41147)]