210940413

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{967}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 306662400

約数和(自身を除く): 95721987

約数列:

[1, 3, 19, 43, 57, 89, 129, 267, 817, 967, 1691, 2451, 2901, 3827, 5073, 11481, 18373, 41581, 55119, 72713, 86063, 124743, 218139, 258189, 790039, 1635197, 2370117, 3700709, 4905591, 11102127, 70313471, 210940413]

約数ペア:

[(1, 210940413), (3, 70313471), (19, 11102127), (43, 4905591), (57, 3700709), (89, 2370117), (129, 1635197), (267, 790039), (817, 258189), (967, 218139), (1691, 124743), (2451, 86063), (2901, 72713), (3827, 55119), (5073, 41581), (11481, 18373)]