220575981

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{739}}^1\times {\mathrm{2689}}^1$

素因数の和:3468

約数の個数: 16

約数和(自身を含む): 302571200

約数和(自身を除く): 81995219

約数列:

[1, 3, 37, 111, 739, 2217, 2689, 8067, 27343, 82029, 99493, 298479, 1987171, 5961513, 73525327, 220575981]

約数ペア:

[(1, 220575981), (3, 73525327), (37, 5961513), (111, 1987171), (739, 298479), (2217, 99493), (2689, 82029), (8067, 27343)]