201442221

素因数分解:

$3^4\times {\mathrm{613}}^1\times {\mathrm{4057}}^1$

素因数の和:4682

約数の個数: 20

約数和(自身を含む): 301485052

約数和(自身を除く): 100042831

約数列:

[1, 3, 9, 27, 81, 613, 1839, 4057, 5517, 12171, 16551, 36513, 49653, 109539, 328617, 2486941, 7460823, 22382469, 67147407, 201442221]

約数ペア:

[(1, 201442221), (3, 67147407), (9, 22382469), (27, 7460823), (81, 2486941), (613, 328617), (1839, 109539), (4057, 49653), (5517, 36513), (12171, 16551)]