217719794

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{80221}}^1$

素因数の和:80305

約数の個数: 16

約数和(自身を含む): 346559040

約数和(自身を除く): 128839246

約数列:

[1, 2, 23, 46, 59, 118, 1357, 2714, 80221, 160442, 1845083, 3690166, 4733039, 9466078, 108859897, 217719794]

約数ペア:

[(1, 217719794), (2, 108859897), (23, 9466078), (46, 4733039), (59, 3690166), (118, 1845083), (1357, 160442), (2714, 80221)]