209360417

素因数分解:

$7^1\times {\mathrm{193}}^1\times {\mathrm{353}}^1\times {\mathrm{439}}^1$

素因数の和:992

約数の個数: 16

約数和(自身を含む): 241739520

約数和(自身を除く): 32379103

約数列:

[1, 7, 193, 353, 439, 1351, 2471, 3073, 68129, 84727, 154967, 476903, 593089, 1084769, 29908631, 209360417]

約数ペア:

[(1, 209360417), (7, 29908631), (193, 1084769), (353, 593089), (439, 476903), (1351, 154967), (2471, 84727), (3073, 68129)]