221805081

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{75367}}^1$

素因数の和:75485

約数の個数: 16

約数和(自身を含む): 331619200

約数和(自身を除く): 109814119

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 75367, 226101, 678303, 2034909, 8215003, 24645009, 73935027, 221805081]

約数ペア:

[(1, 221805081), (3, 73935027), (9, 24645009), (27, 8215003), (109, 2034909), (327, 678303), (981, 226101), (2943, 75367)]