209980166

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{30109}}^1$

素因数の和:30439

約数の個数: 16

約数和(自身を含む): 344699280

約数和(自身を除く): 134719114

約数列:

[1, 2, 11, 22, 317, 634, 3487, 6974, 30109, 60218, 331199, 662398, 9544553, 19089106, 104990083, 209980166]

約数ペア:

[(1, 209980166), (2, 104990083), (11, 19089106), (22, 9544553), (317, 662398), (634, 331199), (3487, 60218), (6974, 30109)]