171530821

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2027}}^1$

素因数の和:2209

約数の個数: 24

約数和(自身を含む): 219170016

約数和(自身を除く): 47639195

約数列:

[1, 7, 11, 49, 77, 157, 539, 1099, 1727, 2027, 7693, 12089, 14189, 22297, 84623, 99323, 156079, 318239, 1092553, 2227673, 3500629, 15593711, 24504403, 171530821]

約数ペア:

[(1, 171530821), (7, 24504403), (11, 15593711), (49, 3500629), (77, 2227673), (157, 1092553), (539, 318239), (1099, 156079), (1727, 99323), (2027, 84623), (7693, 22297), (12089, 14189)]