220140909

素因数分解:

$3^4\times {\mathrm{1301}}^1\times {\mathrm{2089}}^1$

素因数の和:3402

約数の個数: 20

約数和(自身を含む): 329262780

約数和(自身を除く): 109121871

約数列:

[1, 3, 9, 27, 81, 1301, 2089, 3903, 6267, 11709, 18801, 35127, 56403, 105381, 169209, 2717789, 8153367, 24460101, 73380303, 220140909]

約数ペア:

[(1, 220140909), (3, 73380303), (9, 24460101), (27, 8153367), (81, 2717789), (1301, 169209), (2089, 105381), (3903, 56403), (6267, 35127), (11709, 18801)]